Quick cheatsheet:

AMD64/x86 (linux):

wget https://github.com/dashpay/platform/releases/download/v2.0.1/dashmate_2.0.1.5f93c7072-1_amd64.deb
sudo apt update
sudo apt install ./dashmate_2.0.1.5f93c7072-1_amd64.deb
dashmate stop --platform
dashmate update
dashmate start --platform

ARM64 (linux):

wget https://github.com/dashpay/platform/releases/download/v2.0.1/dashmate_2.0.1.5f93c7072-1_arm64.deb
sudo apt update
sudo apt install ./dashmate_2.0.1.5f93c7072-1_arm64.deb
dashmate stop --platform
dashmate update
dashmate start --platform