It is important to clarify that the official patch numbering went from to 1.28.5 , and then jumped to 1.29 and eventually 1.31 before launching Reforged (1.32).
If you have your original Warcraft III CD keys (12 or 26 digits), you can officially install from your discs and patch up to 1.285. warcraft 3 frozen throne 1285 2021 download
It lacks the heavy overhead of the modern Battle.net launcher, making it ideal for older hardware. It is important to clarify that the official
Patch 1.28.5 was a minor update from July 2017 that fixed technical bugs in the World Editor and improved stability between the expansion and the base game. Avoid Auto-Updates: Patch 1
Have you tried running the classic client recently? Let us know in the comments if you encountered any issues on Windows 10 or 11!