Fix: 'stable InRelease Doesn't Support Architecture i386' Error in Linux Brave Browser & APT

Encountered the error "stable InRelease doesn't support architecture i386" while using apt? In this video, we’ll show you how to fix this issue by updating your Brave Browser repository configuration in /etc/apt/sources.list.d/brave-browser-release.list. By appending [arch=amd64] to the repository line, you can resolve the architecture mismatch and ensure smooth package management.

Perfect for Linux users troubleshooting APT issues!

Learn:
✅ Step-by-Step Guide :

Identify the Problematic Repository :
The error occurs because some repositories don’t support the i386 architecture.

Edit the Brave Browser Repository File :
Open the file with a text editor:
sudo nano /etc/apt/sources.list.d/brave-browser-release.list

Modify the Repository Line :
Change:

deb [signed-by=/usr/share/keyrings/brave-browser-archive-keyring.gpg] https://brave-browser-apt-release.s3.... stable main

To:

deb [signed-by=/usr/share/keyrings/brave-browser-archive-keyring.gpg arch=amd64] https://brave-browser-apt-release.s3.... stable main

Save and Update APT :
Save the file and exit the editor.

Run:
sudo apt update

✅ Why Does This Error Happen?

Some repositories (like Brave Browser) only support amd64 or arm64 architectures.
If your system includes i386 references, it may conflict with unsupported repos.

✅ Pro Tips :

Always check the official documentation for supported architectures.
Use dpkg --print-architecture to confirm your system’s architecture.
Backup sources.list.d files before editing to avoid breaking your APT setup.

Perfect for Linux users who want to resolve APT errors and keep their systems running smoothly! Hit subscribe for more troubleshooting tips and like if this helped.
Let us know: What other APT issues have you faced?

👉 Watch now and fix the 'i386' architecture error effortlessly!

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