How to install .NET on Raspberry Pi

Raspberry Pi OS

Raspberry Pi OS (formerly Raspbian) is based on Debian.

.NET Core 3.1

Using procedure from Install the .NET SDK or the .NET Runtime manually -> Manual Install:

1. Start Web browser.
2. In the Web browser:
   1. Visit page Download .NET Core 3.1.
   2. Click on the download that you need (look under OS: Linux, Binaries: Arm32).
   3. On the download page, copy the direct URL to the clipboard (ignore or cancel the automatic dowload). For example, the direct URL for .NET Core 3.1.11 URL is https://download.visualstudio.microsoft.com/download/pr/a119100f-e7b3-4c30-a91a-d6ce6b02b51a/196c932070dd023726664a9789e4dc83/dotnet-runtime-3.1.11-linux-arm.tar.gz .
3. Start Bash.
4. In Bash:
   1. Using the URL from the clipboard, do wget https://download.visualstudio.microsoft.com/download/pr/a119100f-e7b3-4c30-a91a-d6ce6b02b51a/196c932070dd023726664a9789e4dc83/dotnet-runtime-3.1.11-linux-arm.tar.gz
   2. Using just the file name portion of the URL from the clipboard, do mkdir -p "$HOME/dotnet" && tar zxf dotnet-runtime-3.1.11-linux-arm.tar.gz -C "$HOME/dotnet"
   3. export DOTNET_ROOT=$HOME/dotnet
   4. export PATH=$PATH:$HOME/dotnet