If it doesn't prompt you to import the brushes, you may need to go to C:\Users\(Username)\Documents\SYSTEMAX Software Development and delete the folder marked SAIVer2. You'll want to move PaintToolSAI 1 to your C:\ before attempting to import your old brushes. The issue here is that your PaintToolSAI 1 isn't in the correct directory for the import check.Importing has 3 checks.For Paint tool SAI 1.X the files need to be in the C:\ (C:\PaintToolSAI)For Paint Tool SAI 2 before 2019.05.18 C:\Users\(Username)\Documents\SYSTEMAX Software Development\ (Folder called 'SAI2 Demo'And a fresh install just checks for the init file found in the Zip.