Update README.md

README.md

@@ -86,6 +86,13 @@ And for x86_64:
 Use `service_install_russia_blacklist.cmd`, `service_install_russia_blacklist_dnsredir.cmd` and `service_remove.cmd` scripts.  
 Modify them according to your own needs.
 
+# Known issues
+
+* Horribly outdated Windows 7 installations are not able to load WinDivert driver due to missing support for SHA256 digital signatures. Install [KB3033929](https://www.microsoft.com/en-us/download/details.aspx?id=46078), or better, update the whole system using Windows Update.
+* DNS redirection doesn't work with MalwareBytes Web Protection enabled. Bug: [#53](https://github.com/ValdikSS/GoodbyeDPI/issues/53).
+* Some SSL/TLS stacks unable to process fragmented ClientHello packets, and HTTPS websites won't open. Bug: [#4](https://github.com/ValdikSS/GoodbyeDPI/issues/4), [#64](https://github.com/ValdikSS/GoodbyeDPI/issues/64).
+
+
 # Similar projects
 
 [zapret](https://github.com/bol-van/zapret) by @bol-van (for Linux).