Installing Application in Mobile Phone

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Across
  1. 5. Authorization for an app to access data"
  2. 6. Phone or device on-the-go
  3. 7. Security method using body features
  4. 8. Setting up new software on a device
Down
  1. 1. Phone's main display page
  2. 2. Process to verify user identity
  3. 3. Platform for downloading mobile apps"
  4. 4. Software program for a task"