This is a release candidate, so, as it is often true for RCs, pretty much only technical fixes here. Worth noting that we went further with Web of Trust extension and added the option to remove it altogether, and not only disable.
Networking
[Changed] Loopback IPv6 connections are not filtered now (Visual Studio remote debugging bug) #1373
[Fixed] $replace modifier breaks content charset #1378
[Fixed] "Enable safe search" function in Parental Control breaks Google #1383
[Fixed] Adguard doesn't filter HTTPs when Fiddler is switched on and in "decode https" mode #1372
[Fixed] Adding a URL to temporary HTTPs exceptions is suppressed now when connection is closed from the server side #1341
[Improved] Encrypted connection is used now with api.adguard.com #1369
UI
[Added] An option to remove WoT extension #1364
[Fixed] Adguard crashes if you try to close UI while editing a filter rule #1258
Adguard For Windows 6.1.287.1519 RC
Full releasenotes are available on GitHub:
https://github.com/AdguardTeam/AdguardForWindows/releases/tag/v6.1.287.1519-rc
You can download this beta version here:
https://github.com/AdguardTeam/AdguardForWindows/releases/download/v6.1.287.1519-rc/Setup.exe
or
http://static.adguard.com/windows/beta/setup.exe