Hello all friends ! On Android system upgrade by using micro SD card means upgrade Cell Phone Software or Firmware from a package which include SW or FW version compressed as a “update.App” file that stored in an external Micro SD card.
A Micro SD card. Size at least 8G and free space 4G is good ..
Please create new folder with name “dload”. then extract file zip that downloaded , after extract or unzip will see “update.App” and cppy “update.App” file to “dload” folder of Micro SD card，and make sure the upgrade file name is “update.App” .your phone battery Make sure at least 60% and DO NOT remove battery while upgrading.
For boot into system upgrade please press and hold volume up +Volumedown ang power key together unltil screen phone show system upgrade .You wait about 4 or 5 minutes to complete process . After upgrading, the phone will reboot and start up automatically.
Still hang on LOGO
Phone Model : HUAWEI Y625-U32
Android system upgrade by using micro SD card
boot into system upgrade please press and hold volume up +Volumedown ang power key together