= Release Notes for Version 1.9.15 include::release-head.adoc[] :doctype: article Version 1.9.15 == AltOS * Add TeleMega v6.0 support * Add TeleMetrum v4.0 support * Fix sign of IMU values for TeleMega v5 boards in the 'across' axis. This affects IMU acceleration and gyro reports for that axis, but has no effect on in-flight operation of the tilt computation.