If you have any open selections or are performing the Transform function you will not be able to draw. Here are some reasons why your PaintTool SAI won’t draw: Reason 1: You Might Have a Selection Openĩ9% of the time this is why your brush isn’t working. If that doesn’t work, attempt one of the solutions below. Most of the time one of these actions will fix your program issues. PaintTool SAI Not Working: 6 Reasons & Fixesīefore attempting any complicated fixes, try restarting your SAI, unplugging and replugging your tablet, or restarting your computer. Check that “AlwaysUseTabletPcApi” is set to “AlwaysUseTabletPcApi = yes” in your sai.ini or sai2.ini file.Check that you have adequate memory and disk space.Make sure your target drawing layer is not locked.Hit Enter to close any open selections which may hinder you from drawing.Try some basic fixes like restarting your computer or PaintTool SAI program to eliminate common problems.Reason 6: You Have the Wrong Pen Tablet API Selected.Reason 5: Outdated Drivers are still Installed on Your Computer.Reason 4: Your Tablet Drivers Aren’t Up to Date.Reason 3: You Don’t Have Enough Memory or Drive Space.Reason 2: Your Layer or Layer Opacity is Locked.Reason 1: You Might Have a Selection Open.PaintTool SAI Not Working: 6 Reasons & Fixes.

Painttool sai 2