Disable any other third-party firewalls or antivirus software.
When the "Error 27300" interrupts your Kaspersky installation, it's usually because the driver—the engine behind the Kaspersky NDIS 6 Filter kaspersky error installing driver klim6sys x64 upd
Simply uninstalling Kaspersky through the Windows Control Panel often leaves behind stubborn registry keys and driver files like klim6.sys . To completely wipe these out, use Kaspersky's official removal tool. use Kaspersky's official removal tool.