Most Mandarin varieties have four tones. The final stops of Middle Chinese have disappeared in most of these varieties, but some have merged them as a final glottal stop. Many Mandarin varieties, including the Beijing dialect, retain retroflex initial consonants, which have been lost in southern dialect groups.
explorer.exe is a system process that is needed for your PC to work properly. It should not be removed. Check your system now to identify unused processes that are slowing down your computer. The explorer.exe file is an executable file for Windows Explorer.
Save. Windows Explorer allows files in a folder to be sorted alphabetically by the file's name. The files may be sorted in ascending or descending order. The following steps will show how to sort a file list in Windows Explorer and determine how a file list is sorted.