: If this is high, your storage (eMMC/SD card) is the bottleneck.
: Most units will detect the file automatically if it is placed in the root directory of a drive named Post-Update Configuration : After the OS update, you may need to re-import your factory_config.xml by placing it in an folder on the USB drive and rebooting. Troubleshooting & Community Resources 10.25" Android 10 HU discussion - Page 282 - Bimmerpost
Updating your kswquserdebug OS isn't about new emojis or wallpapers. It's about functional survival.
: These updates are specifically for KSW-based hardware . Attempting to flash this firmware on non-KSW units can lead to a "soft brick," where the device becomes unresponsive or types gibberish.