You can typically buy directly within the Prime Video app using your Google Play billing or Amazon account.
On the product page, you’ll usually see options for Rent or Buy . Click Buy to own it permanently. Select your preferred quality (SD, HD, or UHD/4K). how to buy movies on amazon instant video
Once bought, movies appear in your "Purchases & Rentals" or "My Stuff" library across all devices. You can typically buy directly within the Prime
Due to Apple’s commission fees, you cannot buy movies directly inside the Prime Video app. You must open Safari or Chrome , log into Amazon.com, purchase the movie there, and then return to the app to watch it. Important Things to Know Select your preferred quality (SD, HD, or UHD/4K)
Launch the Prime Video app on your Roku, Fire TV, or Smart TV. Find Movie: Use the search icon or browse the "Store" tab.
Select the movie and click the Buy button. You may be asked to enter a "Purchase PIN" if you have parental controls set up. 3. Buying on Mobile Devices (iOS and Android)
Click Purchase (or "Buy Movie"). The cost will be charged to your default 1-click payment method. 2. Buying on Smart TVs and Streaming Devices