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.
close The only place to find the authentic Explorer.exe file is in the Windows folder of the system drive. If you find Explorer.exe in any other place, even inside folders that are themselves inside the Windows folder, it could be a virus or Trojan harming your computer.