How to backup chat record in micro-letter computer version

In the computer version of the micro-letter in the main interface in the lower left corner of the click of the Gear button. As shown in the following figure: Go to its setup interface and click Back

You will be prompted to access an Android phone via a USB cable, and you will be prompted to look up your phone. The search will prompt you to authorize the landing on your mobile phone.

On the phone you can see the following image: Authorize the interface is not feel like a computer housekeeper in the backup of the micro-letter chat record place.

Are you sure you backed up the chat from the day before yesterday to the computer? Click Back Up

is being backed up and will be prompted to complete the backup in a minute. You can also see a prompt for backup success on your phone.

As the following illustration shows: the date the backup was successful, and if necessary, chat and record it back.