PM45 Android 7.1.2 User Manual
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OS Update
OS Image update from a Storage
Your PM45 will check storage and display available OS
image
Touch “Update” button
By touching the “CONTINUE” button, your PM45 start to
update the OS image. During this time, you cannot use your
PM45. Please save the data before start, the OS update
process.
Note: Remaining battery level must be higher than
20%. Otherwise PM45 will not start OS update process.
Please check battery level first