If you're looking to Download MHT to Webarchive on your Chromebook laptop Then read the following guideline.

MHT to Webarchive allows you to convert .mht files to .webarchive format. If you have a lot of .mht documents and would like to read them on a Mac computer, or you receive .mht documents from other people, MHT to Webarchive is for you! By converting your .mht documents to .webarchive format, you can read them with Safari or edit them with TextEdit. If you wouldn't like to convert the .mht files each time, consider purchasing "MHT Viewer" instead.