Reset Network Settings:

NOTE: When you reset your network settings, all the saved Wi-Fi and Bluetooth connections will be deleted, and data restrictive settings, network selection mode, and background sync settings will be restored to default.

  1. Open “Settings
  2. Go to “General Management
  3. Tap “Reset” > “Reset network settings
  4. If the device is protected by a lock screen, enter your password/PIN to proceed
  5. Tap “Reset settings

Soft Reset via Hardware Buttons:

NOTE: A soft reset simulates the removal of the battery, and this can be useful in cases where the phone is unresponsive. This method won’t delete any data located on the phone.

  1. Press and hold “Power” and “Volume down” at the same time
  2. Keep the buttons pressed for up to 45 seconds
  3. After the device finishes rebooting, release the keys

Hard Reset

NOTE: Hard resetting the device will result in the deletion of your personal data located on the phone’s internal memory. This includes ringtones and other media files, contacts, downloaded content etc. but data located on the SIM and SD cards won’t be affected.

Before you factory reset the phone, you can check this thread for a guide on how to back up data, and this guide for restoring data.

Hard Reset via Settings:

  1. Go to “Settings
  2. Access “Cloud and accounts
  3. Tap “Backup and restore
  4. Optionally, enable or disable “Restore” and “Back up my data
  5. Go back to “Settings” and access “General management
  6. Tap “Reset” > “Factory data reset” > “Reset device
  7. If your phone is protected by a lock screen, enter the PIN/password ad tap “Continue
  8. Tap “Delete all” to confirm

Hard Reset via Recovery:

NOTE: If your phone freezes, crashes, doesn’t work as intended and prevents you from resetting it via Settings, alternatively you can try resetting the phone from the Android Recovery menu which can be accessed by performing the following:

  1. Turn the phone off if necessary
  2. Press and hold “Volume Up” and “Home” at the same time, then press and hold “Power” as well
  3. At the Android logo, release all the buttons and wait to gain access to Android Recovery
  4. While in Recovery, press “Volume down” repeatedly to navigate to and highlight “wipe data/factory reset
  5. Press “Power” to select the highlighted option
  6. Press “Volume down” to highlight “Yes – delete all user data
  7. Press “Power” again and once the process completes, highlight “Reboot system now
  8. Press “Power” one last time to reboot your device

See More: Samsung Galaxy J7 Prime 2: Soft/Hard Reset via Settings or Recovery