To insert a tilde in a Windows document, locate the ~ key on your keyboard. The tilde key is usually located in the upper left-hand corner of the keyboard.
Step2
Hold down the Shift key, then tap the key. The ~ character will appear.
Step3
To use the tilde over a letter, open the Windows Character Map. (Open the Start menu, then choose Programs, then Accessories, then System Tools and then Character Map.)
Step4
Choose the font you want to use.
Step5
Click the letter with the tilde from the map. Click Select, then click Copy.
Step6
Paste the character into your document.
Tips & Warnings
Tildes are often used in Web URLs to reach Web sites that are "piggybacking" on a a larger site. For example, you might see a URL that reads: http://www.bigsite.com/~mysite.
The tilde is also used in European and Asian languages written in the Roman alphabet.