From copyright symbols to checkmarks, special characters come in handy often. Surprisingly, Google Sheets lacks a direct menu for inserting them.

If you're on Windows 10 or any other version, the built-in Character Map lets you copy and paste special characters into Google Sheets effortlessly.

Google Docs has a native special characters tool missing in Sheets. Use it as a quick workaround in Google Drive.
These reliable methods resolve Google Sheets' missing special characters feature, based on years of Google Workspace expertise.