It is recommended to install to drive C, and then run the registry patch.
If you want to install to another disk
First use TXT to open the registry patch, that is, right-click the registry file, select the opening method, and select Notepad. ....
Open it and find "installdir" = "f: \ \ Dream Medicine".
Change the law as follows
If you put the decompressed dream medicine folder in another folder, change it like this:
"InstallDir"="X:\\XXX\\ Dream Medicine"
X represents the drive letter and XXX represents the parent folder.
If you still don't understand, put the decompressed dream medicine folder into drive F.