If you buy a phone from Rogers, you can use it with rogers SIM card only as it is restricted to that specific network. If you want to use a Rogers network locked phone on Fido, you have o unlock it in prior. You can unlock a Rogers network locked phone safer and easier using unique unlock code. You can get the unique unlock code for a Rogers network locked phone from MobileUnlockSolutions.com at affordable cost with an easy unlocking guide. Good luck.