: Navigate to AppData\Local\Packages\Microsoft.MinecraftUWP_...\LocalState\games\com.mojang\minecraftWorlds .

While there isn't one official "central" post for this exact filename, files named this way are almost always used for or archive transfers . How to Use 1-9_to_1-14.zip

Knowing the source can help determine if there are specific conversion steps needed. How To Download & Install Minecraft Maps in Minecraft 1.19

: If you open the extracted folder and see another folder with the same name, move that inner folder into your game directory. The world won't load if the files are buried too deep.