Flip your HG532e and locate the sticker. Look for:

Researchers discovered that the HG532e had a service running called "TR-069" (a protocol used by ISPs to remotely manage your router). On this specific model, the implementation was flawed. It allowed a remote attacker to send a simple command to the router—specifically a "new upgrade" request—that the router would blindly execute without proper authentication.

If you have the .bin firmware file ready, follow these steps:

specifically to remove these "ghost" networks and free up wireless bandwidth. Telnet Access : Many stock ISP firmwares disable