Give Teams enough RAM or look worse in meetings, Microsoft warns, as it still won’t swap its WebView code for a native Windows app written in WinUI

Microsoft says it’s fully committed to building native apps and features for Windows 11 and ditching WebView entirely, but don’t expect Teams and Outlook to go native, probably, as it’s almost impossible at this point. Instead, Microsoft is rolling out a feature that could make you look worse in meetings if your PC has 8GB of RAM or less.

In June 2026, Microsoft said it made Teams launch faster on PCs and reduced the time it takes to load all your chats on mobile. I personally did not notice any visible differences, but Microsoft promised it was only the beginning, and that performance concerns remained its number one priority, without sharing a timeline for the next big update.

Now, Microsoft says it has begun shipping Efficiency mode, which I covered in June 2026 and found that it does help Teams run better on low-end PCs. In fact, it could also make a difference on a PC with 16GB of RAM because, at the end of the day, Teams itself is a resource…