The RegisterLicense method must run before any Syncfusion components are instantiated or rendered. To help narrow down any issues you are facing, let me know:

The "upd" aspect—navigating updates and renewals—serves as a critical checkpoint in the software development lifecycle. It forces teams to audit their dependencies and maintain active subscriptions, preventing "bit rot" where software relies on outdated, unsupported libraries. While it adds a layer of complexity to the developer workflow, it is a necessary evolution in an industry where software is no longer a static product, but a dynamic, continuously updated service.

Hardcoding license keys directly into your source code repository is generally discouraged for security and maintenance reasons. If your team frequently upgrades Syncfusion versions, you can automate license key injection using environment variables. Example: Injecting Key via Environment Variables in .NET

You should generate and update your license key when:

Renew your trial, upgrade to a commercial subscription, or check if your project qualifies for the free Syncfusion Community License. Best Practices for Managing Syncfusion Licenses

Sometimes, development servers or build caches retain old licensing states.

Run your app and look for:

If you are currently facing a specific error while updating your Syncfusion keys, tell me you are developing for and the exact error message you see so I can help you debug it. Share public link