The official Understaffed badge says “Complete a full run solo.” That confirms a solo clear is a supported objective, but it does not publish difficulty scaling, the best class, or a guaranteed room route.
Prepare the solo attempt
- Join without party members and confirm the server has not placed another player into your run.
- Finish the basic document, vacuum, shred, and upgrade loop reliably before combining it with secret or speed goals.
- Clear one visible zone at a time. With no teammate checking your route, an overlooked corner or opened side area becomes your responsibility.
- Use cash on the bottleneck you actually observe. Read every live Skill Tree effect; no exact node order is presented as verified.
- Before leaving a room, check held paper, remaining scraps, doors, cabinets, and the most recently unlocked area.
Confirm the result
A completed run should end through the game’s live finish flow. Check whether Understaffed appears in your Roblox badge inventory after completion. If it does not, record whether anyone joined, whether you reconnected, and which ending you reached before attempting again.
Solo can simplify coordination, but the public evidence does not establish that it is easier or faster than a squad. Treat class choice, room scaling, and exact controls as live-build questions rather than fixed facts.
Sources checked July 27, 2026: the official experience and the official Understaffed badge description.