With camera uploads or manual uploads on the Dropbox iOS app, Dropbox gives you the option to upload HEIC (.heic) photos as either HEIC (.heic) files or JPG (.jpg) files. This lets you choose between the original file format (HEIC) or converting it to JPG.
ASUS Splendid Video Enhancement Technology is a program developed by ASUS. It is bundled and preinstalled with various ASUS computers. The most used version is 1.02.0028, with over 98% of all installations currently using this version.
'Splendid' modes are simply the name that ASUS gives to their monitor presets. It is not possible to disable them entirely. If you want the best control over important image adjustment options you should use the 'Standard' Splendid preset.