If you require a permanent, non-subscription Photoshop, the last perpetual version is (2012). Otherwise, a Creative Cloud subscription provides access to v21.0.1.47 and newer versions.
Default transform scales links aspect ratios automatically without holding Shift. Adobe Photoshop 2020 v21.0.1.47 Multilanguage -...
Requires significant RAM and GPU performance. If you require a permanent, non-subscription Photoshop, the