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How To Activate Developer Mode
- Go to Steam
- Right click Cities:Skylines II -> Properties
- In General, add –developerMode into the launch options.
- Load into your savegame -> press Tab. (After a few seconds of freezing, a slightly transparent black window will pop up on the left.)
You can hide the debug window by pressing Tab again.
how do you activate developer mode on non steam i have xbox version and want to use it