Windows/macOS: False alerts occur with security software or it becomes slow or unstable
Please check the following points if your security software is making false alerts on Clip Studio Paint related files, if the application itself is slow, or errors of unknown origin such as not being able to install are occurring.
Security Software Update
Please update your security software to the latest version as it is possible that new definition files have been released.
Note: Please refer to the source of your security software for information on update procedures.
Exclude the application from security scans
Please change your settings to exclude Clip Studio Paint and related folders from security scans.
*For instructions on exclusion settings, please refer to the source of your security software.
For Windows McAfee Users
For McAfee users, please change the exclusion settings of Custom Scan and Scheduled Scan for the following folders.
Note: Either one of (1) and (2) may not exist. In that case, please exclude the displayed folder.
(1) C:\Users\(Your user name)\Documents\CELSYS
(2) C:\Users\(Your user name)\AppData\Roaming\CELSYSUserData
(3) C:\Users\(Your user name)\AppData\Roaming\CELSYS
(4) C:\Users\(Your user name)\AppData\Roaming\CELSYS_EN
(5) C:\ProgramData\CELSYS
Also, please change the exclusion settings of Real Time Scanning of the following file.
C:\Program Files\CELSYS\CLIP STUDIO 1.5\CLIP STUDIO\CLIPStudio(.exe)
C:\Program Files\CELSYS\CLIP STUDIO 1.5\CLIP STUDIO PAINT\CLIPStudioPaint(.exe)
AppData and ProgramData are hidden folders.
If they do not appear, right-click the Windows Start button to open Explorer, select the View tab at the top, and check Hidden Files on the right.
For Other Windows Security Software
Please change the exclusion settings for the following folders.
Note: Either one of (1) and (2) may not exist. In that case, please exclude the displayed folder.
(1) C:\Users\(Your user name)\Documents\CELSYS
(2) C:\Users\(Your user name)\AppData\Roaming\CELSYSUserData
(3) C:\Users\(Your user name)\AppData\Roaming\CELSYS
(4) C:\Users\(Your user name)\AppData\Roaming\CELSYS_EN
(5) C:\Program Files\CELSYS
(6) C:\ProgramData\CELSYS
Also, please change the exclusion settings of Real Time Scanning of the following files.
C:\Program Files\CELSYS\CLIP STUDIO 1.5\CLIP STUDIO\CLIPStudio(.exe)
C:\Program Files\CELSYS\CLIP STUDIO 1.5\CLIP STUDIO PAINT\CLIPStudioPaint(.exe)
AppData and ProgramData are hidden folders. If they do not appear, right-click the Windows Start button to open Explorer, select the View tab at the top, and check Hidden Files on the right.
macOS
Please change the exclusion settings for the following folders.
Macintosh HD/Application/CLIP STUDIO 1.5
Macintosh HD/Library/Application Support/CELSYS
Macintosh HD/Users/(Your user name)/Library/CELSYS
Macintosh HD/Users/(Your user name)/Library/Application Support/CELSYS
Macintosh HD/Users/(Your user name)/Library/Application Support/CELSYS_EN
Also, please change the exclusion settings of Real Time Scanning of the following files.
Macintosh HD/Application/CLIP STUDIO 1.5/CLIP STUDIO(.app)
Macintosh HD/Application/CLIP STUDIO 1.5/App/CLIPStudioPaint(.app)