# QGroundControl Change Log Note: This file only contains high level features or important fixes. ## 3.5 ### 3.5.0 - Daily Build * Add support for specifying fixed RTK based station location in Settings/General. * Added Airmap integration to QGC * Add ESTIMATOR_STATUS values to new estimatorStatus Vehicle FactGroup. These are now available to display in instrument panel. ## 3.4 ### 3.4.4 - Stable * Stable desktop versions now inform user at boot if newer version is available. * Multi-Vehicle Start Mission and Pause now work correctly. Issue #6864. ### 3.4.3 * Fix bug where Resume Mission would not display correctly in some cases. Issue #6835. * Fix Planned Home Position altitude when no terrain data available. Issue #6846. ### 3.4.2 * Fix bug where new mission items may end up with 0 altitude internally and sent to vehicle while UI shows correct altitude. Issue #6823. ### 3.4.1 * Fix crash when Survery with terrain follow is moved quickly * Fix terrain follow climb/descent rate fields swapped in ui