after using VSCode, for 3 hours, I felt too big to control. Then I switched back to Atom, and found that all the configuration files and plug-ins were deleted. The first thing I did when I switched back to Atom was to install: vim-mode and ex-mode, but now my VI mode is not complete, as reflected in

in standard mode, the cursor is not a square

in insert mode, the cursor is not a line

in replace mode, the cursor is not underlined-sharp-sharp-sharp problem description