Android recovery mode

The Android recovery mode is a mode of Android used for installing updates.[1][2] It consists of a Linux kernel with ramdisk on a separate partition from the main Android system.

Not to be confused with Fastboot mode or Odin mode.
The Samsung Galaxy J3 (2017) booted into recovery mode

Enablement

The way of entering recovery is different for every vendor.[3]

Examples:[4]

Features

Features of the recovery mode usually include:

Custom recovery

The recovery that is preinstalled on Android can be replaced by other software, such as TWRP or ClockWorkMod. It can include features such as:[5]

  • Full backup and restore functionality
  • Applying unsigned update packages
  • USB mass storage access to SD cards
  • Full ADB access, with ADB running as root

See also

References
  1. Morgillo, Ivan (2016). Learning embedded Android N programming: create the perfectly customized system by unleashing the power of Android OS on your embedded device. Stefano Viola. Birmingham, UK. p. 171. ISBN 978-1-78528-328-4. OCLC 957278992.
  2. Tamma, Rohit (2015). Learning Android forensics: a hands-on guide to Android forensics, from setting up the forensic workstation to analyzing key forensic artifacts. Donnie Tindall. Birmingham, UK. pp. 61–63. ISBN 978-1-78217-444-8. OCLC 910639389.
  3. Gordon, Whitson (2021-08-14). "What to Do If Your Phone Won't Turn On". PCMag Australia. Retrieved 2021-09-11.{{cite web}}: CS1 maint: url-status (link)
  4. Hoffman, Chris. "How to Factory Reset Your Android Phone or Tablet When It Won't Boot". How-To Geek. Retrieved 2021-09-15.{{cite web}}: CS1 maint: url-status (link)
  5. Skulkin, Oleg (2018). Learning Android Forensics: Analyze Android Devices with the Latest Forensic Tools and Techniques, 2nd Edition. Donnie Tindall, Rohit Tamma (2nd ed.). Birmingham: Packt Publishing Ltd. pp. 63–65. ISBN 978-1-78913-749-1. OCLC 1082187226.
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