# Breaking Changes

> Check which versions from 30.0 to 34.0 need work in a Windows Forms upgrade: tagged PDF, .NET 8, renamed native DLLs, licenses.licx and the Update Notes.

- **Product:** TX Text Control .NET for Windows Forms
- **Section:** Documentation
- **Kind:** Topic
- **Path:** TX Text Control .NET for Windows Forms > What's New > Breaking Changes
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/breaking-changes/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/breaking-changes/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/breaking-changes/llms-full.txt

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## On This Page

- [Versions That Require Work](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/breaking-changes/#versions-that-require-work)
- [Changes to Existing API](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/breaking-changes/#changes-to-existing-api)
- [Related Pages](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/breaking-changes/#related-pages)

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## Nearby

- **Previous:** [Service Packs](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/service-packs/llms.txt)
- **Next:** [Deprecated APIs](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/whats-new/deprecated-apis/llms.txt)