Ⅰ. Activate via web browser
1. Visit http://www.airdroid.com/code/, click Activate Now:
2. Enter your activation code and click Activate:
3. Check the detailed information and click Activate Now. AirDroid Premium will be activated.
Now you can sign in to web.airdroid.com or AirDroid Windows/Mac to enjoy the Premium features.
Ⅱ. Activate via AirDroid app
1. Sign in to AirDroid app on your Android device. Go to Account and tap Activation Code:
2. Tap Activate now:
3. Enter your activation code and tap Activate now:
4. Check the detailed information and tap OK. AirDroid Premium will be activated:
Tips: If you've purchased AirDroid Premium from airdroid.com, web.airdroid.com, AirDroid Windows/Mac, or from within AirDroid on your Android device, you'll not receive an Activation Code, because it's not needed - you'll be upgraded to Premium as soon as you complete your payment.