resolvconf not found (Debian)
On some Linux distributions, including Debian 12 and 13, the Defguard client may fail to establish a VPN tunnel after clicking Connect. The root cause is that the resolvconf command is not installed.
Install it with:
sudo apt install openresolvRetry the connection after installation.
PreviousDisconnecting shows "Connection failed" (Linux / NetworkManager)
NextUnix socket does not exist (Linux)
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