Lenovo A820 phone firmware upgrade to S149 1300828 after the battery level display remains unchanged

Hello, according to the problem you described, it is recommended that you send your mobile phone to the service station for testing, and the service station engineer will solve the problem for you according to the test results, you can inquire about Lenovo mobile phone service outlets through the following link.

Hello. Sorry for the inconvenience! Lenovo A820 after upgrading the system after the power display abnormal, may be caused by system abnormalities or data conflicts, etc., you can try to back up the data, restore the factory settings after the operation to observe the use (system settings - backup and reset), if it still can't be improved, you contact the local Lenovo after-sales site to help you.

Lenovo authorized repair site inquiry.

The business hours of the maintenance site are usually from 9:00 to 18:00 from Monday to Sunday, except for holidays, and the stations will be slightly adjusted according to their own operations.

You are welcome to contact us or visit Lenovo at any time

Consult to find out.

Yes,Mine also prompts that s149 is the latest version,What should I do if I don't show the upgrade s150?,Please help the official answer。 Only 149 is the latest version???

Hello, there is an official S150 firmware upgrade, it is recommended that you go to the system settings About Phone to check the update and upgrade the firmware.

Brush the machine, it is recommended to brush the bag of Lewa.

Dear users, sorry for the inconvenience, you can now update the system in the wifi environment, upgrade to the S150 version, the latest firmware has solved the problem;

Hope it helps you and have a great day!

I've said you've had enough!! What does a820 have to do with me, mine is s!! Sister's.

The upgrade should be solved, wait for the Android system to upgrade.

..I don't know. Ask about that company

Firmware bugs. The announcement was made. Brush it back yourself or wait for the next update.

Lenovo Mobile Tablet Service & Support**.

Hello, flashing is risky, may cause your mobile phone to not be able to use normally, it is not recommended that you operate by yourself, if you have any problems in use, it is recommended that you go to the nearest Lenovo mobile phone customer service center, and the engineer will help you detect and solve;

You can use the following link to inquire about Lenovo mobile phone service outlets.

Go directly to the surrounding Lenovo outlets and brush it in 4 hours, don't go to the small mobile phone store, otherwise there will be no warranty in the future.

Hello, it is recommended that you check the system update, the official S150 firmware version has been launched, and upgrading can solve the problem.

Upgrade 150 bar and solve this problem