pycharm not enter the code or remove the code

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In the code editing interface, regardless of the input code or remove the code did not respond

Solution 1:

The default is to use Vim, so before entering the press of a button a, the back can be entered using the

Solution 2:

VimVim plug installed automatically during installation, will be in the hook can be removed tools-Vim emulator

At first I did not know how it is, until the next Baidu to know, learn from one CSDN blog content, to express my gratitude. Blog address: https://blog.csdn.net/a1010256340/article/details/81746053