找到方法了，真的很麻煩∼


When you download Google Drive to your PC a default folder will be created inC:\Users\[your name]\Google Drive. If you want to change the name or location of this folder you can do so by following the steps below.

1. Click on the Google Drive icon in your system tray (usually bottom right of your Windows task bar)

2. Choose Preferences

3. Choose Disconnect account, your Drive will be disconnected but your files will stay on your PC

4. Click on the Google Drive icon again

5. Sign in when asked, step through the set up until you reach screen 2 of 2 - then click Advanced setup

6. Click Change to choose the folder name and location - if you choose an existing folder it must be empty

7. Your files will now be re-synced down to your PC in this new location

8. Delete the old folder and files - if you want to.