For the Y5 2019, you typically cannot unlock the bootloader through official channels. You may need to use third-party paid services or specialized tools like SP Flash Tool combined with specific "bypass" files found on developer forums like 4PDA . Top Custom ROM Options (GSI Focus)
Mobile network connectivity (IMEI/SIM detection) is a common bug on GSI builds for this specific hardware. 2. Resurrection Remix custom rom for huawei y5 2019 top
While there are no official builds, users have successfully booted LineageOS 16 (Android 9) and LineageOS 18.1 (Android 11) as GSIs. For the Y5 2019, you typically cannot unlock