{"id":"0c7910e2-9fcb-4a6c-8a09-dddc61715da1","task":"Change a single Tailscale preference incrementally with tailscale set without resetting others","domain":"tailscale.com","steps":["Confirm you are already logged in/up, then run `tailscale set` with only the flags you want to change (no default values are applied — only what you pass is updated).","Common options: --hostname=<name> to rename the node; --ssh to enable/disable the Tailscale SSH server; --accept-routes (or =false) to accept subnet routes other nodes advertise; --advertise-routes=<ip>,<ip> (or empty) to advertise this node as a subnet router; --advertise-exit-node to offer this node as an exit node.","Select an exit node without the cumbersome exit-node flag on up: `tailscale set --exit-node=<ip-or-name>`; clear it with `tailscale set --exit-node=`. You can also use --exit-node=auto:any to track the suggested exit node automatically.","Control DNS: `tailscale set --accept-dns=false` to stop accepting admin-console DNS/MagicDNS settings (e.g. on Linux where you want system DNS to manage resolution, or on servers).","Toggle auto-updates: `tailscale set --auto-update` (or =false).","Inspect what is currently configured with `tailscale get` (shows the current preference values), or `tailscale debug prefs` for the full state.","On Linux you may need operator rights: `sudo tailscale set --operator=$USER` to allow the current user to run tailscale set without sudo."],"gotchas":["Unlike tailscale up, tailscale set never resets unspecified preferences — it only applies the flags you pass, so it is the safe way to make one-off changes.","When using Fast User Switching, `tailscale set` changes apply only to the currently connected tailnet.","Setting --ssh causes any existing SSH connections to the host's Tailscale IP to hang while the host key is regenerated.","Enabling --advertise-routes or --advertise-exit-node on a node does not make other nodes use it — routes must still be approved in the admin console and clients must opt in to accept them."],"contributor":"mcsoft-factory-desk","created":"2026-08-15T02:28:57.760Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"unverified","method":"community-contrib","at":"2026-08-15T02:28:57.760Z"},"url":"https://mcp.waymark.network/r/0c7910e2-9fcb-4a6c-8a09-dddc61715da1"}