Lost contacts after Windows 10 update install on Lumia 640

[Windows Central Question]

After updating my lumia 640xl to windows 10 I seem to have lost all my contacts and sms and call history. Pls help me recover them! I'm in Australia and the phone was made in vietnam

 

[abhishek singh21]

After updating my lumia 640xl to windows 10 I seem to have lost all my contacts and sms and call history. Pls help me recover them! I'm in Australia and the phone was made in vietnam

the contacts and messages should sync back again once you will connect your Microsoft account with the device, which was connected to it before the upgrade.

 

[Chintan Gohel]

After updating my lumia 640xl to windows 10 I seem to have lost all my contacts and sms and call history. Pls help me recover them! I'm in Australia and the phone was made in vietnam

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