( A2 CORE Android 8.1 ) REMOVE GOOGLE ACCOUNT SAMSUNG A2 CORE A260 ANDROID 8 WITHOUT A COMPUTER admin 5 years ago ( A2 CORE Android 8.1 ) REMOVE GOOGLE ACCOUNT SAMSUNG A2 CORE A260 ANDROID 8 WITHOUT A COMPUTER. WHAT IS PUK BLOCKED? : THIS IS A SIM CARD WHEN YOU ENTER A ERROR PIN CODE 3 TIMES AND A ERROR PUK CODE 10 TIMES Share this: