Warcraft 3 - 1.27 Lot Of Maps By Japa4551

Patch 1.27 was a major "compatibility" update released by Blizzard to keep the game running on modern systems:

Community members on platforms like Reddit's Warcraft III sub frequently share archival ZIP files containing hundreds of maps from the 1.27 era to ensure they aren't lost. Where to Find Map Collections Warcraft 3 - 1.27 Lot of maps by japa4551

: Create a new folder inside named japa4551 Collection and extract the downloaded map files directly into it. Patch 1