Hell Tool Pro V4 

Samsung EFS, Cert ,Msl Write,Repair, Unlock, Baseband Fixed.84

 

• Power on the phone, Tap 7 times on Build number in Settings -
• About phone to enable Developer options to go to Settings Developer options
• and enable USB debugging.
• Connect the phone to PC with USB cable, install drivers if needed.
• Select a device in ADB settings.
• Press Read Phone Info Select your Phone model.
• Go to tab Service Restore Certificate.

Write Certificate Via Server, Phone Must Be Rooted

• Power on the phone, Tap 7 times on Build number in Settings -
• About phone to enable Developer options to go to Settings - Developer options
• and enable USB debugging.
• Connect the phone to PC with USB cable, install drivers if needed.
• Select a device in ADB settings.
• Press Read Phone Info Select your Phone model.
• Go to tab Service Press Write Cert Via Server.

Restore Certificate, Phone Must Be Rooted

• Power on the phone, Tap 7 times on Build number in Settings -
• About phone to enable Developer options to go to Settings - Developer options
• and enable USB debugging.
• Connect the phone to PC with USB cable, install drivers if needed.
• Select a device in ADB settings.
• Press Read Phone Info Select your Phone model.
• Go to tab Service Restore Certificate.

Write Certificate Via Server, Phone Must Be Rooted 

• Power on the phone, Tap 7 times on Build number in Settings -
• About phone to enable Developer options to go to Settings - Developer options
• and enable USB debugging.
• Connect the phone to PC with USB cable, install drivers if needed.
• Select a device in ADB settings.
• Press Read Phone Info Select your Phone model.
• Go to tab Service Press Write Cert Via Server.

Restore Certificate, Phone Must Be Rooted

• Power on the phone, Tap 7 times on Build number in Settings -
• About phone to enable Developer options to go to Settings - Developer options
• enable USB debugging.
• Connect the phone to PC with USB cable, install drivers if needed.
• Select a device in ADB settings.
• Press Read Phone Info Select your Phone model.
• Go to tab Service Restore Certificate.