WatchGuard is pleased to announce the general release of Fireware XTM v11.3.6. This release demonstrates our continuing commitment to delivering high quality products to our customers, with a significant number of bug fixes. You can install Fireware XTM OS v11.3.6 on any Firebox X e-Series device. There is no WatchGuard System Manager v11.3.6. We recommend that you use a later version of WatchGuard System Manager to manage Fireware XTM 11.3.6.