These noticeable degradations are registered as bugs in YouTrack since end of 2022, so far not a single fix appeared. Joking aside, the current situation is really awful, and all solutions coming from Jetbrains are either 'don't use this and that module' 'downgrade to a version that works' or 'change this and that setting and hope it works then'. (In winter it was quite ok, if you coded for a longer time you could almost use the PC as a heater).

Just editing a string leads to 100% CPU usage and constant lags. I primarily use WebStorm and in the last months the quality decreased so much, every update made everything worse and worse. We always look forward to your feedback and bug reports in our issue tracker.What is currently going on with JetBrains, usually I was always used to super quality, but the last few months are. You can find a full list of the resolved issues in the release notes. Several issues appearing when setting active Spring profiles have been fixed.The IDE no longer erroneously reports autowiring errors in for fields set via application.properties when using Lombok in Spring Boot projects.Building JPS projects utilizing JDK 8 with both JDK and project files stored on WSL no longer fails.Several issues that affected working in LightEdit mode have been fixed,.We fixed the issues that were causing the main menu groups to malfunction and not process actions correctly on macOS.The issue that caused the deletion of records from the list of local tasks has been fixed.The issue with launching multi-module projects using the Quarkus run configuration has been resolved.Navigation to implementations works as expected in decompiled classes.We fixed the issue that was causing the IDE to crash when using the navigation feature in Raycast.Here are the most notable fixes and updates that IntelliJ IDEA 2023.1.3 brings:

You can also download it from our website. You can update to this version from inside the IDE, using the Toolbox App, or using snaps if you are a Ubuntu user. The third bug-fix update for v2023.1 is now available.

JetBrains PhpStorm 2023.1.3 instal