Don't pull your knife out immediately. Wait until a few people are distracted or the Sheriff is out of sight.
There is often a secret door in the lobby that you can enter by hitting colored blocks in order (usually Blue, Purple, Yellow, Blue found under stairs or around the lobby) to access hidden areas or easter eggs. Which specific part of MM2 are you trying to master, or
Downloading "executors" like Solara or others often exposes your device to malware or scams sent via Discord webhooks.
Learn maps like Hotel 2 (good for vertical movement) or Office 3 (maze-like, good for ambushes) to plan better escape routes.
For long-range shots or tracking the murderer when they get close, switching to first-person view can significantly improve your aim. General Survival:
Pay attention to the sound of coin collection or the distinctive "slash" of the knife to pinpoint locations through walls. Secret Lobby Interaction
Keep your gun hidden until you are 90% sure who the murderer is. Holding it out makes you the first target.