: Older versions of Kaspersky were known to completely block NetExtender on Windows 8.1 specifically; in these cases, a full uninstall of the AV was often the only fix. Current Recommendation Since Windows 8.1 is obsolete and no longer secure: Windows 8.1 and Sonicwall Netextender - Microsoft Q&A
: Historically, version 7.0.196 was reported as compatible with Windows 8, but Windows 8.1 often required newer builds to resolve specific connection breaks. Sonicwall Netextender Windows 8.1
If you must use NetExtender on Windows 8.1, keep the following compatibility details in mind: : Older versions of Kaspersky were known to