How to hide characters between LETTERS in WORD?

Question

Word

Good evening.
Faced the following problem.
In a WORD document, after clicking on the "Remove all formatting" button, some strange characters appeared between the letters

. Can you please tell me how you can hide them back, except for autocorrect?

Answer 1

Just remove the display of broken characters by pressing ctrl + * or by clicking here:

Answer 2

Herman, unfortunately failed. This is exactly the symbol.