Update(10/21/2021)

Clip Studio Paint 1.11.4, released on October 21, 2021, fixes the following problem.

Please update from the following link.

Problem

After updating CLIP STUDIO to version 1.11.0 or later, we have confirmed the problem that the [Login] and other buttons displayed at the top of CLIP STUDIO disappear in some Windows environments.

If this problem occurs, please change the high DPI setting of the app itself by following the steps on this page.

Workaround

1. If CLIP STUDIO is running, close it.

2. Right-click "CLIPStudio.exe" in the following location and open [Properties].

C:\Program Files\CELSYS\CLIP STUDIO 1.5\CLIP STUDIO

3. Select the Compatibility tab in the properties and open Change high DPI settings at the bottom.

4. Under High DPI Scaling override, uncheck Override high DPI scaling behavior.

5. Press OK, then press Apply in the properties.

6. Start CLIP STUDIO and check that the button at the top of the screen is displayed.