iOS Ref

Entering iOS recovery mode

iPhone

Device Steps
iPhone XS
iPhone XS Max
iPhone XR
iPhone X
iPhone 8
iPhone 8 Plus
  1. Press and quickly release the Volume Up button.
  2. Press and quickly release the Volume Down button.
  3. Press and hold the Side button until you see the iTunes logo.
iPhone 7
iPhone 7 Plus
  1. Press and hold the Side and Volume Down buttons.
  2. Keep holding them until you see the iTunes logo.
iPhone SE
iPhone 6s
iPhone 6s Plus
iPhone 6
iPhone 6 Plus
iPhone 5s
iPhone 5c
iPhone 5
iPhone 4s
iPhone 4
iPhone 3GS
iPhone 3G
iPhone (gen 1)
  1. Press and hold the Home and the Top/Side buttons.
  2. Keep holding them until you see the iTunes logo.

iPad

Device Steps
iPads with Face ID Apple has not yet specified how to enter recovery mode for these devices.
iPads with a Home button
  1. Press and hold the Home and the Top buttons.
  2. Keep holding them until you see the iTunes logo.

iPod touch

Device Steps
All iPod touches
  1. Press and hold the Home and the Top buttons.
  2. Keep holding them until you see the iTunes logo.