Retail Key: This key permanently activates Office Application on 1 PC. Even you reset your PC, After installing Office 2021, Apps will be activated automatically.

Bind Key: This key permanently activates Office Application on 1 PC. This key gets linked with your Microsoft account. After formatting/reseting your PC, you can activate your PC by login with same Microsoft account. License can be transferred from one device to another.

• Can be activated on Windows 10/11 (32 & 64 Bits) Devices.
• We will provide all instructions regarding activation process.