PiPO Max-M7 pro 3G - Manual (Page 21)

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VIII. Battery
Very Low Battery Full Battery Charging Battery
‘ ’ indicates that the power of Battery is full. When the battery level
becomes too low, a prompt comes up to note you to charge your
tablet.
While charging, you can check the charging status in the lock screen:
It takes around 5 hours to charge your tablet to full battery. Please only
use a 5V /2.5A adaptor included in the gift box to charge it.
IX .Firmware Upgrading Procedures
9.1 warnings before upgrading
1. Please read the below carefully when you try to upgrade your tablet.
2. Please make sure that the firmware matches your tablet.
3. Please backup your data before upgrading, the storage will be
formatted when upgrading, data will be lost and unrecoverable.
4. Please do not touch any buttons on the tablets while it is upgrading.
5. Make sure that your tablet is with enough power, you’d better charge
the tablet before upgrading, in case of upgrading failure due to low
battery.
6. Please proceed in accordant with the instructions strictly.
9.2 Preparations work before upgrading
Please download the “upgrade tool” from this PIPO website,
http://www.pipo.cn/En/index.php?m=About&a=gujian_show&id=70