# FAQ / Betaflight 4.5.0 arming flag `DSHOT_TELEM` or `DSHOT_BITBANG` - In the case of `DSHOT_TELEM`, toggle `set DSHOT_BITBANG = ` , `ON` or `OFF` as there is a bug in release 4.5.0 that requires it to be same as RPM-filtering toggle. ***Fixed in 4.5.1 and later.*** ![image](https://hackmd.io/_uploads/H1p3fZv_R.png) - In the case of arming flag `DSHOT_BITBANG` only in the Configurator, there was a bug in Configurator displaying improper arm-flag. Try https://app.betaflight.com/ or nightly builds of 10.10 https://github.com/betaflight/betaflight-configurator-nightlies/releases - should be: https://betaflight.com/docs/wiki/guides/current/dshot-rpm-filtering#timer-based-bidirectional-dshot - bugfixes: - https://github.com/betaflight/betaflight/pull/13633 - https://github.com/betaflight/betaflight/pull/13634 - https://github.com/betaflight/betaflight-configurator/pull/3660 - https://github.com/betaflight/betaflight-configurator/pull/4152