Stands for High Efficiency Video Coding (also known as x265). This is a compression standard that allows for high video quality while maintaining a much smaller file size than the older AVC/x264 standard.
Because the files are smaller, they are easier to stream or download on slower internet connections. welcomehome2020720phevchddesiremoviesmymkv portable
To understand the intent behind such a specific string, it helps to decode the individual tags: Stands for High Efficiency Video Coding (also known as x265)
You can include multiple languages and subtitle tracks (SRT/ASS) within a single MKV file. welcomehome2020720phevchddesiremoviesmymkv portable
This term often refers to "Portable" versions of software or media players that can run from a USB drive without installation, or it may refer to "mobile-friendly" file encodes designed for tablets and smartphones. The Rise of HEVC and x265 Encoding