8.3.1. Location Service .....................................................................................................345
8.3.2. Join User Experience Project .................................................................................347
8.3.3. Privacy Protecting and Security Warning .............................................................348
8.4. Advanced ....................................................................................................................349
8.4.1. Screen pinning ..........................................................................................................349
8.5. App Lock......................................................................................................................350
9. Share Internet connection and files ..........................................................................................355
9.1. Tether your phone’s Internet connection .................................................................355
9.2. Share Files ...................................................................................................................358
9.2.1. Wireless file sharing .................................................................................................358
9.2.2. Wired file sharing .....................................................................................................361
9.2.3. Share from apps .......................................................................................................363
10. Restart, update, back up, and restore .......................................................................................363
10.2. Restart the phone ......................................................................................................363
10.3. Update ColorOS software ..........................................................................................364
10.4. Back up and restore the phone .................................................................................366
10.4.1. Back up your phone ...............................................................................................366
10.3.2. Restore data on your phone..................................................................................368
10.4.2. Reset the phone .....................................................................................................371
11. Barrier-free ..................................................................................................................................372
11. 1 TalkBack ..............................................................................................................................372
11.2. Magnification Gestures..............................................................................................374
11.3. Press Power Button to End Call .................................................................................376
12. Safety, handling and support .....................................................................................................376
12.2. Health & Safety...........................................................................................................376
12.2.1. Using Environment .................................................................................................376
12.2.2. Battery Safety .........................................................................................................377
12.2.3. Charger Usage Notes .............................................................................................378
12.2.4. Traffic Safety ...........................................................................................................379
12.3. Maintenance and Repair ...........................................................................................380
12.3.1. Phone Cases ...........................................................................................................380
12.3.2. Screen Protector ....................................................................................................380
12.3.3. Maximize battery lifespan .....................................................................................380
12.3.4. Keep Clean ..............................................................................................................381
12.3.5. Keep dry and solve water damage ........................................................................381
12.3.6. Use connectors, ports, and buttons. ....................................................................382
12.3.7. Other information ..................................................................................................382
12.4. FCC Compliance Statement .......................................................................................383
