How to fix steam game (description)

if you have problems with change the name, check this:
windows 7: https://www.youtube.com/watch?v=ULd8Y8pAlak
windows 10: https://www.youtube.com/watch?v=0XZbyDnPlD0
sorry for my english :_:
our discord https://discord.gg/pjsnY5

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how to repair windows 7