1. Log in to your UG account on the website.
2. Click Settings  > Account.
3. In the side menu, click Subscription and choose Would you like to manage your subscription? at the bottom of the page.
4. Choose Your current subscription plan. Premium (full) subscription at $X.XX / X months and click Turn off auto-renewal.
5. Select Other as a reason and click Continue.
6. Skip the offer and click I don't need free access.
7. Click Send cancellation request to complete the cancellation process.

Note: 

• If you follow all these steps, you'll receive a confirmation from us within 24 hours.
• You won't find the Subscription option in the side menu if you're using a free account. In this case, you need to go to Settings → Logout → Log in to the right Pro account.
• If you have Lifetime Pro purchased before February 2017, you'll see "You’ve got access to Ultimate Guitar Pro. That’s as cool as it gets :)" after you click on Subscription.