Solution of OEM Host Credentials Problem for Windows XP and Windows 2003

It is very easy to change the archive log mode from em for oracle 10g db.

1.Log into the em
2.Go to the Maintenance tab page
3.Click on the Recovery Settings
4.The Recovery Settings property page will appear
5.In the Media Recovery section you will find a check box for ARCHIVELOG Mode
6.To enable archive log mode just put a check on the check box and click on the apply button.
7.It will ask for restarting the database.
8.Click on the Yes button to restart the database.
9.Supply the Database and Host Credentials and click ok.
10. Archive log mode will be enabled after restarting the database.

Hope it will work...

Note : If you face Host Credentials problem then please check my previous post

Solution of OEM Host Credentials Problem for Windows XP and Windows 2003