Before using third-party software, try the official recovery paths provided by Huawei Global Support :
: While some "no PC" methods are occasionally shared, most stable, full-featured tools are paid professional software suites. Final Verdict
: For certain regions (like C432), users have found success by downgrading the firmware via a USB OTG drive. This involves placing a "dload" folder on the drive and triggering an update to a version where the security hole allows a manual bypass. Step-by-Step with UnlockTool