EF-NG991 - Smartphone accessory SAMSUNG - Free user manual and instructions

Name: EF-NG991
Brand: SAMSUNG
Rating: 7 (98 reviews)

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📄 276 pages

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Product type	Protective cover/case
Brand	Samsung
Model	EF-NG991
Compatibility	Samsung Galaxy Tab S9 / S8 / S7 tablet (specific size)
Material	Polyurethane, polycarbonate
Dimensions (approx.)	253 x 165 x 12 mm
Weight (approx.)	200 g
Power supply	No power supply
Main functions	Protection, viewing stand, keyboard mode
Viewing angle	Multiple positions (30° to 70°)
Care and cleaning	Clean with a soft, dry cloth. Do not use chemicals.
Safety	Compliant with safety standards. No sharp edges.
Spare parts and repairability	Parts not available separately. Product not user-serviceable.
Package contents	1 case
Color	Black (depending on version)
Warranty	1 year

Frequently Asked Questions - EF-NG991 SAMSUNG

Is the EF-NG991 case compatible with my Samsung Galaxy Tab S9 tablet?

Yes, the EF-NG991 case is specifically designed for Samsung Galaxy Tab S9 tablets (11-inch model). It fits perfectly with the cutouts.

How do I install the case on my tablet?

Simply clip the tablet into the back support by aligning the corners. The case closes magnetically.

Does the case hold the tablet in an upright position?

Yes, the case has multiple folds that allow the cover to be converted into a stand for landscape or portrait mode.

How do I clean the EF-NG991 case?

Use a soft, dry cloth to remove dust. For stains, lightly dampen the cloth with water and wipe. Avoid solvents.

Does the case protect against drops?

The case offers basic protection against light impacts and scratches thanks to its polyurethane coating. For enhanced protection, pair it with a shell.

Can I use wireless charging with the case?

Yes, the case is compatible with Samsung wireless charging. It does not interfere with charging.

Is there a slot for the S Pen stylus?

Yes, the case includes a pocket to safely store the S Pen.

Is the case compatible with a Bluetooth keyboard?

No, the case is not designed to accommodate an integrated keyboard. It is a standard protective case.

How do I close the case?

The case closes with magnets built into the flap. Simply fold the cover over the screen.

What if the case discolors?

Avoid prolonged exposure to sunlight. Clean regularly with a soft cloth. If discoloration persists, contact Samsung customer service.

User questions about EF-NG991 SAMSUNG

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Download the instructions for your Smartphone accessory in PDF format for free! Find your manual EF-NG991 - SAMSUNG and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. EF-NG991 by SAMSUNG.

USER MANUAL EF-NG991 SAMSUNG

Please read this manual before using the device to ensure safe and proper use.

Images may differ in appearance from the actual product. Content is subject to change without prior notice.
Before using the LED View Cover, make sure it is compatible with your device.
Verify that the NFC function is working properly before using the device with the LED window functions, Auto Screen On/Off feature, or Theme Curation Service feature active.
If your device is running Mobile Device Management (MDM) or is located near a metallic object, the NFC function may not work properly.
If you flip the front cover and block the back of the mobile device, the NFC function may not work properly.
The LED View Cover contains magnets. Keep cards with magnetic strips only in the pocket of the LED View Cover.
It is recommended to remove your device cover before using the Wireless PowerShare feature.
When you are wirelessly charging your mobile device with the Samsung Wireless Charger Convertible (EP-PG950) and this product is attached, we recommend that you use the charger in pad mode.
It is recommended to use your device cover without flipping it back before using the UWB feature.
If the product is exposed to humidity, solvents such as acetone or alcohol, or very hot temperatures, it may be stained, wrinkled, misshapen, or change colour.
While using the case, be cautious to prevent scratches or damage from debris.

Instructional icons

SAMSUNG EF-NG991 - Instructional icons - 1

Warning: situations that could cause injury to yourself or others

SAMSUNG EF-NG991 - Instructional icons - 2

Caution: situations that could cause damage to your device or other equipment

SAMSUNG EF-NG991 - Instructional icons - 3

Notice: notes, usage tips, or additional information

Getting started

Package contents

Check the product box for the following items:

LED View Cover
Quick start guide

SAMSUNG EF-NG991 - Package contents - 1

The items supplied with the device and any available accessories may vary depending on the region or service provider.
The supplied items are designed only for this device and may not be compatible with other devices. Appearances and specifications are subject to change without prior notice.
You can purchase additional accessories from your local Samsung retailer. Make sure they are compatible with the device before purchase.
Use only Samsung-approved accessories. Using unapproved accessories may cause performance problems and malfunctions that are not covered by the warranty.
Availability of all accessories is subject to change depending entirely on manufacturing companies. For more information about available accessories, refer to the Samsung website.

Device layout

NFC antenna, LED window

Using the LED View Cover

Attaching or detaching the LED View Cover

Attach the LED View Cover to your mobile device (1) and close the cover (2) to use it.

1 Diagram of a smartphone being folded into a plastic sheet, showing internal components and blue directional arrows indicating movement (no text or symbols)

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

To detach the LED View Cover, open the cover and hold the part where the mobile device is inserted to remove it.

SAMSUNG EF-NG991 - Attaching or detaching the LED View Cover - 3

Answering or rejecting calls

You can answer or reject a call on your mobile device using the LED window without opening the LED View Cover.

To answer a call, drag your finger to the right on the LED window. To reject a call, drag your finger to the left on the LED window.

To stop an alarm or timer, drag your finger to the right on the LED window.

SAMSUNG EF-NG991 - Answering or rejecting calls - 1

You cannot answer or reject an incoming call on the LED View Cover during a video call. • The LED window may not work while wireless charging.

Unlocking the mobile device's screen automatically

You can set your mobile device to unlock automatically when the LED View Cover is opened.

On your mobile device, tap Settings → Advanced features → Accessories, and then activate the automatic unlock feature.

SAMSUNG EF-NG991 - Unlocking the mobile device's screen automatically - 1

This feature is available only when secure lock is disabled.

Setting LED images

Using your mobile device, you can create and set LED images to display for contacts during incoming calls or for notifications on the LED window.

On your mobile device, tap Settings → Advanced features → Accessories, and then use the LED icon editor feature.

You can also use the LED icon editor app that appears when you attach the LED View Cover to the mobile device.

Copyright

This manual is protected under international copyright laws.

No part of this manual may be reproduced, distributed, translated, or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or storing in any information storage and retrieval system.

Trademarks

SAMSUNG and the SAMSUNG logo are registered trademarks of Samsung Electronics Co., Ltd. All other trademarks and copyrights are the property of their respective owners.

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a curved object with a circular mark, no text or symbols present

Simple line drawing of a folded paper or box with a blue arrow indicating rotation (no text or symbols)

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or tool, no text or symbols present

Illustration of a hand holding a curved object with a circular mark, no text or symbols present.

Simple line drawing of a rectangular box with a blue arrow indicating rotation, no text or symbols.

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a pen or ruler, no text or symbols present.

Simple line drawing of a rectangular box with a blue arrow indicating rotation, no text or symbols.

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a pen or ruler, no text or symbols present.

Simple line drawing of a rectangular box with a blue arrow indicating rotation, no text or symbols.

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a curved object with a circular mark, no text or symbols present.

Accepting or rejecting calls

You can accept or reject a call using the LED window without opening the LED View Cover.

Simple line drawing of a folded paper or box with a blue arrow indicating rotation (no text or symbols).

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a tool or device with a curved line and circular mark (no text or symbols).

LED View Cover
Quick Start Guide

NFC antenna, LED window.

Using the LED View Cover

Attaching or removing the LED View Cover

Simple line drawing of a folded paper or box with a blue arrow indicating rotation (no text or symbols).

To detach the LED View Cover, open the cover and hold the part where the mobile device is inserted to remove it.

Diagram of a smartphone showing the open and closed sides, with a blue arrow indicating the fold change (no text or symbols present).

Illustration of a hand holding a pen or tool, no text or symbols present.

Illustration of a hand holding a curved object with a circular mark, no text or symbols present.

Answering or rejecting calls

You can answer or reject a call on your mobile device using the LED window without opening the LED View Cover.

To answer a call, swipe your finger to the right on the LED window. To reject a call, swipe your finger to the left on the LED window.

To stop an alarm or timer, swipe your finger to the right on the LED window.

NFC antenna, LED window.

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

This manual is protected by international copyright laws.

No part of this manual may be reproduced, distributed, translated, or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or storage in any information storage and retrieval system.

Trademarks

SAMSUNG and the SAMSUNG logo are registered trademarks of Samsung Electronics Co., Ltd.
All other trademarks and copyrights are the property of their respective owners.

Read first

Using the LED View Cover

Attaching or removing the LED View Cover

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a curved object with a circular mark, no text or symbols present

This manual is protected by international copyright laws.

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a curved object with a circular mark, no text or symbols present

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

LED View Cover
Quick Start Guide

SAMSUNG EF-NG991 - Attaching or removing the LED View Cover - 9

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Using the LED View Cover

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a curved object with a circular mark, no text or symbols present

Set up LED images

LED View Cover
Quick Guide

Diagram of a smartphone being folded into a plastic sheet, showing internal components and blue directional arrows indicating movement (no text or symbols)

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

LED View Cover
Quick Start

Diagram of a smartphone being folded into a plastic sheet, showing internal components and blue directional arrows indicating movement (no text or symbols)

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a curved object with a circular mark, no text or symbols present.

Simple line drawing of a folded paper or box with a blue arrow indicating rotation (no text or symbols).

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a pen or ruler, no text or symbols present.

Using the LED View Cover

Attaching or removing the LED View Cover

Attach the LED View Cover to your mobile device (1) and close the cover (2) to use it.

1 Diagram of a smartphone being folded into a plastic sheet, showing internal components and blue directional arrows indicating movement (no text or symbols).

Simple line drawing of a folded paper or box with a blue arrow indicating rotation (no text or symbols).

To remove the LED View Cover, open the cover and hold the part where you insert the mobile device to remove it.

Diagram of a smartphone showing the open and closed sides with a blue arrow indicating the fold (no text or symbols present).

Illustration of a hand holding a pen or tool, no text or symbols present.

Illustration of a hand holding a curved object with a circular mark, no text or symbols present.

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols).

Line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols).

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a tool or device with a circular mark, no text or symbols present.

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols).

Illustration of a hand holding a pen or stylus, no text or symbols present.

Illustration of a hand holding a pen or ruler, no text or symbols present.

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols).

Illustration of a hand holding a pen or tool, no text or symbols present.

Illustration of a hand holding a pen or ruler, no text or symbols present.

Simple line drawing of a rectangular box with a blue arrow indicating rotation.

Illustration of a hand holding a pen.

Illustration of a hand holding a pen or ruler.

Simple line drawing of a rectangular box with a blue arrow indicating rotation.

Illustration of a hand holding a pen or stylus.

Illustration of a hand holding a pen or ruler.

Simple line drawing of a rectangular box with a blue arrow indicating rotation.

Illustration of a hand holding a pen or stylus.

Illustration of a hand holding a pen or ruler.

Line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a pen or ruler, no text or symbols present

Simple line drawing of a folded paper or box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a pen or ruler, no text or symbols present

Please read this manual before using the device to ensure safe and proper use.

Images may differ in appearance from the actual product. Content is subject to change without prior notice.
Before using the LED View Cover, make sure it is compatible with your device.
Verify that the NFC function is working properly before using the device with the LED window functions, Auto Screen On/Off feature, or Theme Curation Service feature active.
If your device is running Mobile Device Management (MDM) or is located near a metallic object, the NFC function may not work properly.
If you flip the front cover and block the back of the mobile device, the NFC function may not work properly.
The LED View Cover contains magnets. Keep cards with magnetic strips only in the pocket of the LED View Cover.
It is recommended to remove your device cover before using the Wireless PowerShare feature.
When you are wirelessly charging your mobile device with the Samsung Wireless Charger Convertible (EP-PG950) and this product is attached, we recommend that you use the charger in pad mode.
It is recommended to use your device cover without flipping it back before using the UWB feature.
If the product is exposed to humidity, solvents such as acetone or alcohol, or very hot temperatures, it may be stained, wrinkled, misshapen, or change color.
While using the case, be cautious to prevent scratches or damage from debris.

Instructional icons

SAMSUNG EF-NG991 - Instructional icons - 1

Warning: situations that could cause injury to yourself or others

SAMSUNG EF-NG991 - Instructional icons - 2

Caution: situations that could cause damage to your device or other equipment

SAMSUNG EF-NG991 - Instructional icons - 3

Notice: notes, usage tips, or additional information

Getting started

Package contents

Check the product box for the following items:

LED View Cover
Quick start guide

SAMSUNG EF-NG991 - Package contents - 1

The items supplied with the device and any available accessories may vary depending on the region or service provider.
The supplied items are designed only for this device and may not be compatible with other devices. Appearances and specifications are subject to change without prior notice.
You can purchase additional accessories from your local Samsung retailer. Make sure they are compatible with the device before purchase.
Use only Samsung-approved accessories. Using unapproved accessories may cause performance problems and malfunctions that are not covered by the warranty.
Availability of all accessories is subject to change depending entirely on manufacturing companies. For more information about available accessories, refer to the Samsung website.

Device layout

NFC antenna, LED window

Using the LED View Cover

Attaching or detaching the LED View Cover

Attach the LED View Cover to your mobile device (1) and close the cover (2) to use it.

1 Diagram of a smartphone being folded into a plastic sheet, showing internal components and blue directional arrows indicating movement (no text or symbols)

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

To detach the LED View Cover, open the cover and hold the part where the mobile device is inserted to remove it.

SAMSUNG EF-NG991 - Attaching or detaching the LED View Cover - 3

Answering or rejecting calls

You can answer or reject a call on your mobile device using the LED window without opening the LED View Cover.

To answer a call, drag your finger to the right on the LED window. To reject a call, drag your finger to the left on the LED window.

To stop an alarm or timer, drag your finger to the right on the LED window.

SAMSUNG EF-NG991 - Answering or rejecting calls - 1

You cannot answer or reject an incoming call on the LED View Cover during a video call. • The LED window may not work while wireless charging.

Unlocking the mobile device's screen automatically

You can set your mobile device to unlock automatically when the LED View Cover is opened.

On your mobile device, tap Settings → Advanced features → Accessories, and then activate the automatic unlock feature.

SAMSUNG EF-NG991 - Unlocking the mobile device's screen automatically - 1

This feature is available only when secure lock is disabled.

Setting LED images

Using your mobile device, you can create and set LED images to display for contacts during incoming calls or for notifications on the LED window.

On your mobile device, tap Settings → Advanced features → Accessories, and then use the LED icon editor feature.

You can also use the LED icon editor app that appears when you attach the LED View Cover to the mobile device.

Copyright

This manual is protected under international copyright laws.

Trademarks

SAMSUNG and the SAMSUNG logo are registered trademarks of Samsung Electronics Co., Ltd. All other trademarks and copyrights are the property of their respective owners.

To use the LED View Cover

To attach or remove the LED View Cover

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Attach or remove the LED View Cover

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a pen or ruler, no text or symbols present

Answer or reject calls

This manual is protected by international copyright laws.

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a curved object with a circular mark, no text or symbols present

Using the LED View Cover

Attaching or removing the LED View Cover

Simple line drawing of a rectangular box with a blue arrow indicating rotation (no text or symbols)

Simple line drawing of a folded paper or box with a blue arrow indicating rotation (no text or symbols)

Illustration of a hand holding a pen or stylus, no text or symbols present

Illustration of a hand holding a tool or device with a circular mark, no text or symbols present

Answering or rejecting calls

Table of contents Click a title to access it

INSTRUCTIONAL ICONS
GETTING STARTED
PACKAGE CONTENTS
DEVICE LAYOUT
USING THE LED VIEW COVER
ATTACHING OR DETACHING THE LED VIEW COVER
ANSWERING OR REJECTING CALLS
UNLOCKING THE MOBILE DEVICE'S SCREEN AUTOMATICALLY
SETTING LED IMAGES
COPYRIGHT
TRADEMARKS
ACCEPTING OR REJECTING CALLS
ATTACHING OR REMOVING THE LED VIEW COVER
READ FIRST
SET UP LED IMAGES
TO USE THE LED VIEW COVER
TO ATTACH OR REMOVE THE LED VIEW COVER
ATTACH OR REMOVE THE LED VIEW COVER
ANSWER OR REJECT CALLS

Manual assistant

Waiting for your message

Product information

Brand : SAMSUNG

Model : EF-NG991

Category : Smartphone accessory