antenna search
1

Before you start

Make sure you have a backup of all your data if your phone is lost. With a few simple steps you can make sure that nothing is lost. Your Microsoft account must be activated before you start this guide. Also make sure that you are connected to Wi-Fi.

2

Swipe left

Swipe left
3

Scroll to and select Settings

Scroll to and select Settings
4

Scroll to and select Update & security

Scroll to and select Update & security
5

Select Backup

Select Backup
6

Turn on Backup

Turn on Backup
7

Select More options

Select More options
8

Select Back up now

Select Back up now
9

Your information will be synchronised

Your information will be synchronised
To Top

Back up phone

Microsoft Lumia 640 Dual SIM

Please select your country and operator below to see Device Guides for your operator.

Please note: Your operator does not offer Device Guides.

Some phones, tablets, guides, settings and other features will be unvavailable or incorrect.