diff --git a/Browser-compatibility-matrix.md b/Browser-compatibility-matrix.md
index b3f4296..ca1e18b 100644
--- a/Browser-compatibility-matrix.md
+++ b/Browser-compatibility-matrix.md
@@ -1,14 +1,32 @@
 If you know updates to this, please add new issue about it.
 
+## Webkit based
+
 Browser | [PWA](https://github.com/wekan/wekan/wiki/PWA) | Mobile | Desktop | OS
 ------- | ----| ------ | ------- | -------
 Safari | iOS Yes | iOS Newest | Newest | iOS, macOS
+
+## Firefox based
+
+Browser | [PWA](https://github.com/wekan/wekan/wiki/PWA) | Mobile | Desktop | OS
+------- | ----| ------ | ------- | -------
+[Mypal](https://feodor2.github.io/Mypal/) | No | No | Newest | [MyPal on WinXP works](https://feodor2.github.io/Mypal/), [issue](https://github.com/wekan/wekan/issues/3132), [Other XP browsers probably not](http://www.xpbrowsers.com/)
+Firefox | Android Yes | Android Newest | Newest | Win 7 and newer, macOS, Linux, RasPi
+PinePhone | Maybe? | Maybe? | ? | ?
+
+## Chromium based
+
+Browser | [PWA](https://github.com/wekan/wekan/wiki/PWA) | Mobile | Desktop | OS
+------- | ----| ------ | ------- | -------
 Chrome | Android Yes | Android Newest | Newest | Win 7 and newer, macOS, Linux
 Chromium | Android Yes | Android Newest | Newest | Win 7 and newer, macOS, Linux, RasPi
-Firefox | Android Yes | Android Newest | Newest | Win 7 and newer, macOS, Linux, RasPi
 Vivaldi | Android Yes | Android Newest | Newest | Win 7 and newer, macOS, Linux
 Opera | Android Yes | Android Newest | Newest | Win 7 and newer, macOS, Linux
-Internet Explorer | No | No | No | No | No
-Legacy Edge | No | No | Win | [Not yet](https://github.com/wekan/wekan/issues/3125) Wekan v3.79 and older maybe could work. [Test WinXP ?](https://github.com/wekan/wekan/issues/3132)
 Credge | Android Yes | Android | Newest | Win 7 and newer, macOS?, Linux?
-PinePhone | Maybe? | Maybe? | ? | ?
+
+## MSHTML
+
+Browser | [PWA](https://github.com/wekan/wekan/wiki/PWA) | Mobile | Desktop | OS
+------- | ----| ------ | ------- | -------
+Internet Explorer | No | No | No | No | No
+Legacy Edge | No | No | No | [No](https://github.com/wekan/wekan/issues/3125) Wekan v3.79 and older maybe could work.