Explanation

Copyright and trademark symbols can be added by using a keyboard shortcut. 

To insert the copyright symbol, press Ctrl+Alt+C.

the copyright notice consists of: "©" or the word "Copyright" or the abbreviation "Copr."; 

The Alt code keyboard shortcut for the copyright symbol is Alt+0169

while

To insert the trademark symbol, press Ctrl+Alt+T.

ND23-9-2023