By way of wsadmin command:

1. <WAS_INSTALL_DIR>/bin/> wsadmin -conntype NONE
2. wsadmin> securityoff
3. wsadmin> exit
4. Restart the servers.
5. Enable the security from administrative console.
6. Restart the servers.

By way of manual edit of security.xml file, which is typically located in <WAS_POFILE_HOME>/config/cells<CELL_NAME> /:

1. Create a copy for security.xml file, in case you need to roll back.
2. Disable the security from the security.xml file (change the very first occurrence of... enabled="true" to enabled="false")
3. Restart the servers.
4. Enable the security from administrative console.
5. Restart the servers.

Websphere 重置admin 控制台密码