> For the complete documentation index, see [llms.txt](https://200ok.gitbook.io/200ok-documents/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://200ok.gitbook.io/200ok-documents/user-manual/prerequisites.md).

# Prerequisites

**This prerequisites is applicable for the versions after 3.47 and later.**

**Note** : Upon upgrading to version 5.0, a known issue with the "Filter in Action" functionality may arise. For detailed information or assistance, please contact the 200 OK Care Team.

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