Dark Display. Asus's VivoBook Flip 15 sports a powerful quad-core CPU, a fast solid state drive, a backlit keyboard, and features a touchscreen with support for Asus's optional stylus pen. Yet despite its price tag of around $900 it is anything but free of faults.
https://www.notebookcheck.net/Asus-VivoBook-Flip-15-TP510UA-i5-8250U-SSD-FHD-Convertible-Review.284874.0.html
It is listed as 1 memory slot in use but it's not... 2 replaceable memory slots, but this is N-O-T why I am commenting....
Purchased May 8th, 2018. Expected two years use. Stock keyboard, back light quit by January, 2019. Warranty replacement. As of May 15th, 2019, random keys on this replacement keyboard have quit. No replacements available for purchase. ASUS states "IT IS A KNOWN ISSUE" with these keyboards, yet they offer no further support. $800 paperweight since it cannot be used as designed. I also upgraded with a SanDisk Ultra 3D NAND 1TB SSD & 16GB of memory into this fully expecting a truly great notebook for some years to come. Quick as an Android or iOS device with these upgrades, but without a keyboard it's an overweight tablet a secondary bluetooth keyboard has to be used with...