1. Go into the game and unbind/rebind the key you want to use for your walk toggle if its bind to something else, like Alt for example. 2. Then go into Cyberpunk 2077\r6\config and edit InputUserMappings.xml file. 3. Find the section at the top and add this at the bottom or the value can be whatever you want. It's the speed of your character 1.0 = full.