Settings for the Amazon Prime Aspect Ratio
The display aspect ratio specifications for uploading videos under Prime Video Direct Support include:
- 2.40:1 (anamorphic standard for Blu-ray film releases with a resolution of 1920×800)
- 2.39:1 (since 1970, 35 mm anamorphic standard)
- 2.35:1 (pre-1970 35 mm anamorphic standard)
- 2.20:1 (film standard is 70 mm)
- 2:1
- 1.85:1 (35 mm film standard for widescreen theatrical release in the U.S. and the U.K.)
- 16:9 (HD video standard)
- 1.66:1
- 4:3 (most often used for SD video)
How Do You Adjust the Size of Videos on Amazon Prime
While Amazon Prime Video does not support changing video aspect ratio, you can adjust the image size from the device running the Prime Video application.
Open Settings on your device, such as PC, tablet, smart TV, or game console, and select the aspect ratio to 4:3 for VHS or SD broadcast or 16:9 for full screen.
Additionally, you can use a Fit to Screen option directly to make the videos adapt to the necessary aspect ratios if the device has one.
Amazon Prime Aspect Ratio Wrong (Quick Fixes)
It is a typical problem that Amazon Prime’s aspect ratio is constantly changing. The issue may be with the title you are attempting to play. The fixes are listed below:
Try Restarting the Device
Rebooting the device is a quick solution to stop Prime Video from changing the screen aspect ratio.
Consider Using Another Title and Streaming Platform
Stream another TV show on Prime Video and consider using a different streaming platform, like Disney Plus, Netflix, or HBO.
Adjust the Aspect Ratio of the Device
- Fire TV – Press the Home button on the remote, access the Settings menu, choose Display & Sounds > Display > Calibrate Display, adjust the display by pressing up and down, and hit Accept.
- Roku TV – Press the * button, navigate to Picture Settings > Picture Size, choose a size, and press * once more.
- Samsung Smart TV – Press the Home button, navigate to Picture > Picture Size Settings, and select an aspect ratio.
Update the Device and Prime Video
- Fire TV – Update device: Navigate to Settings > My Fire TV > About > Check for System Update; Update app: Navigate to Settings > Applications > Appstore > and hit Automatic Updates.
- Roku TV – Update device: Navigate to Settings > System > System update > Check now > Update Now; Update app: Press * and hit Check for updates.
- LG Smart TV – Update device: Navigate to Settings > General > About This TV > Check for Updates > Install; Update app: Navigate to LG Content Store > My Apps > Prime Video and hit Update.
Bonus Tip: Try an Outstanding Video Aspect Ratio Changer on Windows 11/10
MiniTool MovieMaker is a free, easy-to-use, and feature-rich video aspect ratio changing tool for Windows 11/10. There are several aspect ratios available, including 16:9 (widescreen), 4:3 (standard), 1:1 (Instagram), and 9:16 (portrait). You can set the video aspect ratio before you create a blank project or during the editing process.
MiniTool MovieMakerClick to Download100%Clean & Safe
To change the video aspect ratio in MiniTool MovieMaker, follow these short instructions:
Step 1: Click on the button above to download the MiniTool MovieMaker software and install it on your Windows devices.
Step 2: Run this video editing program. In the project library window, expand the Aspect Ratio drop-down menu to set the one you prefer. Click on New Project to create a blank project.

Step 3: Under the Media tab, click on the Import Media Files button to locate, select, and load your videos into the software. Drag and drop them onto the video track in the timeline below.
Step 4: If you didn’t initially set the video aspect ratio, expand the 16:9 (the default) drop-down menu under the video player and select 9:16, 4:3, or 1:1.

Step 5: Perform other editing tasks as required, for example, change video speed, split, trim, or crop video, rotate or flip video, adjust video color, apply transitions, filters, stickers, audio, text, and motions to video footage, and so on.
Step 6: When finished, click on the Export button to bring up the output setting window. From there, specify the save location, video format, resolution, frame rate, etc. for the project.
Conclusion
The above focuses on the Amazon Prime aspect ratio settings and error troubleshooting. I hope this information is helpful to you.