ViDL is a free Mac app that allows you to easily download videos from YouTube and hundreds of other websites for offline viewing.
It is based on the popular youtube-dl command line tool, but much easier to use, especially with videos/playlists that require a login (like your personal "Watch Later" list).
command entirely from the software. Even with a valid code, the phone may refuse to unlock unless downgraded to an older firmware. Security & Warranty
After reboot, go back to fastboot ( adb reboot bootloader ) and run:
: Unlocking the bootloader wipes all data on the device.
You can easily download entire playlists from YouTube (just enter the playlist URL), or pick and choose from the list of thumbnails.
ViDL can optionally extract the audio track from any video you download (or, depending on the website, only download audio, e.g. from SoundCloud). How to Unlock Bootloader in HUAWEI P30 Lite phone
command entirely from the software. Even with a valid code, the phone may refuse to unlock unless downgraded to an older firmware. Security & Warranty
After reboot, go back to fastboot ( adb reboot bootloader ) and run:
: Unlocking the bootloader wipes all data on the device.