How to fix blurry characters in SAP Business One on high resolution screens.
1. Right click the program's shortcut and select Properties.
2. Go to Compatibility and press the Change high DPI settings button.
3. Check the Override high DPI scaling behavior page and press OK and OK again.
4. Open the SAP Business One program. Characters are no longer blurred but are small.
5. Login and go to Administration> System Initialization> General Settings.
6. Go to the Tab Font & Bkgd and select the Font Size for 14 and press OK.
7. Select All Users and press Update.
8. Just that, you will have sharp, pixel-perfect characters, large and beautiful.