Use the Google Drive download method for speed and safety. Always scan files. If you fall in love with Photoshop, consider subscribing to Adobe Photography Plan ($10/month) for the full modern experience.
A: Yes. The portable version includes Camera Raw 4.6, which opens files from cameras up to 2010. For newer RAW files (e.g., Canon 5D Mark IV), convert to DNG first.
A: Absolutely. CS3 saves standard PSD format. Modern versions open them without issues.
A “portable” app runs directly from a USB stick or a folder. It doesn’t touch the Windows Registry. This means: