In the latest version V0.14.13, the problem that some characters at the end are deleted automatically occurs frequently

In the latest version V0.14.13, after inputting Chinese or punctuation marks, there is a frequent problem that several characters at the end are automatically deleted. It occurs in source mode, live preview mode and split mode

Please resubmit this bug report and make sure that: 1) you follow the bug report template, 2) you use the default theme (no css) and 3) there are no third-party plugins enabled (You can use the sandbox vault for 2 and 3).

Attach a screen recording of this happening too. Thanks!