Based on our record, PaintTool SAI should be more popular than Photoscape. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I'm curious, where is your PTS folder? If you put it in c:\program files or c:\program files (x86), it might cause problems. More info here: https://systemax.jp/en/sai/. Source: about 1 year ago
I would contact Systemax Software, the maker of SAI. Here's their website: https://systemax.jp/en/sai/. Source: almost 2 years ago
Where did you download it from? If you didn't get it from https://systemax.jp/en/sai/ then it could be sideloaded malware. Source: about 2 years ago
There are several free apps that are very good and have built in tutorials. PhotoScape X, and RawTherapee come to mind. http://x.photoscape.org/ https://www.rawtherapee.com/ I have on1 and Affinity paid versions, both are good and have their own tutorials. Source: over 1 year ago
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