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To "put together" or extract a file like , you are dealing with a multi-part RAR archive. This format is used to split large games or software into smaller, more manageable chunks. How to Extract Multi-Part RAR Files

: Improvements to frame rates in large cities.

: Resolution of crashes or UI glitches present in earlier 1.0.x versions.

Do you have downloaded, or are you seeing an error message when you try to open the first one?

: Tweaks to the complex production chains that define the game's economy.

The software will automatically pull data from the subsequent parts to reconstruct the full game folder or ISO.

: Ensure you have all the required parts (e.g., part1.rar , part2.rar , part3.rar , etc.) in the same folder . If any part is missing or in a different location, the extraction will fail.

: Right-click only the first file ( Highrise.City.v1.0.4.part1.rar ) and select "Extract Here" or "Extract to Highrise.City.v1.0.4/" .