If you're looking to apply xdelta patches online, the process might involve web-based tools or services specifically designed for patch management or software updates. Here are some general steps:

If you are on a Chromebook or Android phone, is an app that applies XDelta patches locally. It is free, open-source, and does not require the internet after download.

When an Xdelta patch is applied, the patching software reads the original file and the patch file, and then applies the changes specified in the patch file to the original file. The result is an updated file that is identical to the one that would have been obtained by downloading the entire updated file.

If you want, I can: