Many users who do not know exactly that the portable applications in the working directory store, the settings and this is no longer possible with Windows 10 and enabled Defender folder protection, especially if the program is launched from the desktop.
For this reason, there are two versions in the download area from version 4.31, once standard and the portable version of ►Don't Sleep.
The portable applications saves the settings in Don't Sleep working directory, please do not use folders with folder protection in Windows 10, otherwise the settings can not be saved.
For better recognition from 4.31 in the program title is also the indication that it is the portable version of DontSpeep.exe.
(Image-2) Portable use of Don't Sleep on Windows 10!
The solution to prevent my computer from sleeping, but still allow the screen turn off, setting example on Windows 11 or 10 This screenshot has been made,
There are systems where dont sleep hang on Windows 10 or 11 x64 after a while Possibly use on the relevant Windows 10 x64 and the DontSleep x32 version