Type-over text (Overtype mode)
Applies To : Project Standard 2007 Excel 2007 Word 2007 Outlook 2007 Access 2007Project 2007 Typing text become overwrite in Word Try to use INSERT key but still not working as expected? Try to disable in option. On the File Menu Click Options Click Advanced Uncheck the option " Use overtype mode " Reference: https://support.office.com/en-us/article/Type-over-text-Overtype-mode-2fe125af-505f-4ce7-bbea-f0e64e381e75?ui=en-US&rs=en-US&ad=US&fromAR=1#bm14