Samsung
Samsung debrand example on Z500v vodafone UK, Z540 vodafone & D600 Orange UK
Samsung - How to input the unlock code
Samsung D900i IMEI becomes 000000 (all zero) / wiped out
Samsung I9000 Galaxy S Debrand (Generic firmware vs 3 Orange firmware)
Samsung Galaxy Ace S5830 3 UK (android 2.2) vs Generic Firmware (android 2.3.3)