puk code guide - sim unlock and other guide.
This app provides sim card unlock guide for various mobile operators.
PUK (personal unblocking key ) code unlock app has mainly four parts
1. PUK Number :- in this section all general sim issues are described like sim card not installed issue, unlock sim card , common sim errors also puk unlock for different operators and 31+ most asked category wise issue and answer.
Sim puk unlock guide along with getting puk code method and details provided in this answer.

2. PUK operator :- Operator wise or mobile brands wise puk code along with ussd code for mobile is provided in this section
3. Change sim pin :- This section provides the most common way to change pin code via the mobile setting
4. USSD Code :- Network USSD Codes are useful codes it can be used for various ways Main Balance Check, balance enquiry , Check your own number , special packs and much more
Disclaimer :- We tried to keep all information reliable and correct, where as information taken for this app are taken from many online as well as offline sources, please search more about the topic before any practical use of codes.

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