This trick will not take even 10 min.
If you have save your username and password on any browser,
and unfortunately you forget your password then Follow the below procedure
1.Press F12 key to open developer tool (It is for Chrome and it may be vary according to browser)
2.Then press CTR+SHIFT+C and move mouse cursor on password field
3.Then change type : password to Text
<input style="WIDTH: 21ex" class="urEdfTxtEnbl" id="logonpassfield" name="j_password" type="password"> To type="Text"