# Debian family (pure Debian, Ubuntu)

# Repositories



# Major version upgrdae

Upgrade major version
```bash
apt update
apt upgrade -y
shutdown -r now
apt install update-manager-core
```

Check that upgrade is set to LTS (if that intention to stay with Long Term Support)
```bash
vi /etc/update-manager/release-upgrades
```
```ini
Prompt=lts
```

Perform upgrade
```bash
apt dist-upgrade
shutdown -r now

do-release-upgrade -f DistUpgradeView:Text
```

Clean
```bash
apt autoremove --purge -y

shutdown -r now
hostnamectl

apt autoremove --purge

software-properties
```

Do additional check for updates pending on major version upgrage
```bash
apt update
apt upgrade -y
```