About compression

User Guide

Media

5.Press the Menu key.

6.Click Save.

Turn off media card support

When you turn off media card support, your BlackBerry® device cannot access the files that are on your media card.

1.On the Home screen or in a folder, click the Options icon.

2.Click Device.

3.Click Storage.

4.Clear the Media Card Support check box.

5.Press the key > Save.

Compression is designed to reduce the size of your BlackBerry® device data while maintaining the integrity of that data. When compression is turned on, your device compresses all device data, including messages, contacts, calendar entries, tasks, and memos. You should keep compression turned on.

If both compression and encryption are turned on, your device compresses device data before encrypting it.

About file encryption

File encryption is designed to protect files that you store on your BlackBerry® device and on a media card that can be inserted in your device. You can encrypt the files on your device and on your media card using an encryption key that your device generates, your device password, or both.

If you encrypt the files using an encryption key that your device generates, you can only access the files on your media card when the media card is inserted in your device. If you encrypt the files using your device password, you can access the files on your media card in any device that you insert your media card into, as long as you know the password for the device.

Turn on encryption

To encrypt data on your BlackBerry® device, you must have set a password for your device.

Depending on the amount of storage space available for storing files on your device, you might not be able to encrypt files on your device.

1.On the Home screen or in a folder, click the Options icon.

2.Click Security > Encryption.

3.To encrypt data on your device, in the Device Memory section, select the Encrypt check box.

4.To encrypt files that are stored on a media card and on your device, select the Media Card check box and do one of the following:

•To encrypt files using an encryption key that your device generates, change the Mode field to Device Key.

•To encrypt files using your device password, change the Mode field to Device Password.

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Blackberry SWDT643442-941426-0201084713-001 manual Turn off media card support, About compression

Models: SWDT643442-941426-0201084713-001

Turn off media card support