Instructions valid as of 9/11/2019

In Mobile Android Amazon app:
1. Tap 3 lines in top-right corner.
2. Tap "Your Account"
3. Tap "Manage Prime Membership" under "Account Settings"
4. Tap "Manage membership"
5. Tap "Update your settings" under "Manage Membership"
6. Tap "End membership and benefits"
7. Tap "Cancel my benefits"

In Mobile website:
1. Tap 3 lines in top-right corner.
2. Tap "Account"
3. Tap "Prime Membership" under "Account Settings"
4. Tap "Manage membership"
5. Tap "Update your settings" under "Manage Membership"
6. Tap "End membership and benefits"
7. Tap "Cancel my benefits"

On desktop website:
1. Click "Hello, [name] Account & Lists"
2. Click "Prime" under "Your Account"
3. Click "Prime Membership" under "Account Settings"
4. Click "Manage membership"
5. Click "Update your settings" under "Manage Membership"
6. Click "End membership and benefits"
7. Click "Cancel my benefits"