Skip to content

Patch Notes Hub

Cities: Skylines II patch notes and updates

Follow recent Cities: Skylines II updates, hotfixes, balance changes, bug fixes, and version notes connected to PRIMVO's game hub tools, server status, and troubleshooting pages.

Stored updates
5
Game hubs
1
Update flow
Tracked

After an update

Useful next checks

Open troubleshooting tools
Hotfix
Jun 1, 2026

This patch should not affect mods, and loading of old savegames is supported.After our previous patch, we received a lot of reports about being unable to save, or receiving ‘NotSupportedException’ error. We want to thank everyone who participated in testing o…

Game updates

Patch notes and updates

Patch notes hub
Hotfix
Version 1.5.10f1
Community Announcements

Hotfix - Patch 1.5.10f1

This patch should not affect mods, and loading of old savegames is supported.After our previous patch, we received a lot of reports about being unable to save, or receiving ‘NotSupportedException’ error. We want to thank everyone who participated in testing o…

Jun 1, 2026Cities: Skylines II
Hotfix
Community Announcements

Update to Saving Bug

Hello Mayors! We are currently working on a fix for the saving bug, so if you're experiencing an issue with your save action getting stuck, please try launching the save with this new branch!We have opened up a Steam-only Beta branch where you can test out th…

May 29, 2026Cities: Skylines II
Bug fixes
Version 1.5.9f1
Community Announcements

Patch 1.5.9f1 - Morning Dew

Hello Mayors!Patch 1.5.9f1 is now live, bringing improvements to the vehicle pathfinding and fixes to some of the bugs you have reported through PDX Forums! There is also a significant update to shadow rendering that aims to mitigate various visual artifacts…

May 27, 2026Cities: Skylines II
Bug fixes
Version 1.5.9f1
Community Announcements

City Corner #7 - Morning Dew

Hello Mayors! It’s that time again, where we look at the things that are in store for you in our next patch! This time, the focus has been on vehicles and their pathfinding. We mentioned in our City Corner #4 - A Peek into Performance, that we were working on…

May 26, 2026Cities: Skylines II
Update
Community Announcements

City Corner #6 - Community Chat

Greetings Mayors!Sini here, the Community Manager for Cities: Skylines II. In this City Corner, we will be talking about all things Community and really get into how community feedback continues to help shape the development of Cities: Skylines II. Over the p…

May 21, 2026Cities: Skylines II

Stay ready

Follow fixes, deals, and alerts after major updates

New patches can change performance, server load, and the best time to buy. Use PRIMVO tools to check status, fixes, and current deals before making changes.