Security checklist for Comtrend AR-5381u router

1. Comtrend AR-5381u Router login and password

  1. To login to Comtrend AR-5381u Router, Open your web browser and type the default IP Address in the address bar
  2. You should now see the router login page with 2 text fields where you can type a username and a password
  3. The default username for your Comtrend AR-5381u router is blank and the default password is admin
  4. In the login page of the router's web user interface, Enter the username & password, hit "Login" and now you should see the Comtrend AR-5381u router control panel
Comtrend AR-5381u router default login

(Remember you must be at home and connected to home WiFi to do this)

And no need to get your breathing rates high in case you have changed the username / password of Comtrend AR-5381u and forgot them, as you can just reset the Comtrend AR-5381u router by press-and-hold the reset button with a clip for about 15 seconds.

Comtrend AR-5381u Quick links: Open link

Default username for Comtrend AR-5381u: blank
Default password for Comtrend AR-5381u: admin COPY

Is this not your router model ? Search your router

2.Change Comtrend AR-5381u Default Login and Password

Since, security of a network is vital, the first and foremost task is to change the Comtrend AR-5381u router Default Login and Password to something more personal and secure

Comtrend AR-5381u Router Password Tips:

Choose a complex and hard-to-guess password for your Comtrend which only you can remember

It should be something personal, like &ilostmyvirginity@30, so that you will never forget it. Ever

Protect it

The amount of protection directly depends on the password complexity, and the effort taken to protect that password of your Comtrend AR-5381u router

Usability first

Give Password for your Comtrend AR-5381u router that you can remember (usability first). Of course, you can build a strong hash password with special character, numbers, greek and latin. But ultimately you will endup writing it on a sticky and putting it on the router which defeats the purpose. Here’s an example $lasttriptovegas0916

3.Change Comtrend AR-5381u Default WiFi name (SSID) and WiFi Password and enable Network Encryption

Another small suggestion (as it has no impact on security), is to change the Comtrend AR-5381u Default WiFi name (SSID) as it will make it more obvious for others to know which network they are connecting to.


  1. Look for - Wireless (found in the left hand side menu bar) , and click on it
  2. Look for - Basic (found in the left hand side menu bar), and click on it

Look for Network Name (SSID), this is the WiFi name of your Comtrend AR-5381u Router. Don’t use your name, home address or other personal information (since this isn’t a Facebook status!) in the SSID name. (No Mr.Paul&Princy) Few funny WiFi name suggestions: I’m cheating on my WiFi!, FBI Surveillance Van #594 (scares away stupid criminals), Lord of the Pings...

Once you enter the name for your network, you have to enable WPA2-PSK encryption on your Comtrend AR-5381u router. That’s the strongest encryption standard available for home networks.

Enter a new WPA Pre-Shared Key / WiFi Password – this is the password that you will use to connect to your home WiFi. Keep it 16-20 characters and (please!) don’t use the same password that you used for Comtrend AR-5381u router login!

You did good so far, Now consider ⭐ Bookmarking this page, It always helps

4.Update router firmware in Comtrend AR-5381u and turn on Automatic Updates

Router software often contains critical bugs and security vulnerabilities; so its important that you turn on Automatic Firmware updates and always keep your Comtrend AR-5381u router up-to-date. To turn on Automatic updates, Login to your Comtrend AR-5381u router and look for the section which contains Automatic updates and turn it "ON"

And even if the router has auto-update, check every now and then to make sure it is actually working, and the router firmware is up-to-date

5.Security is a continuous process

Just keep in mind to change the passwords often or at least once in every 6 months! on your Comtrend AR-5381u You do not want the safety you have worked so hard for to fail just because of ignorance, negligence or casual laziness! Time for a bulletin on the fridge, folks! We can remind you though? Enter your email on below! Nope, we’re not spammers!


Comtrend AR-5381u Router Reset instructions:

How to Reset the Comtrend AR-5381u Router To Factory Default

To reset Comtrend AR-5381u router,

  1. Turn on the Comtrend AR-5381u router
  2. Look for the reset button, Few routers have a tiny hole and few others have a reset button
  3. Press the Factory reset button with a straightened paperclip pin or something that gets through the tiny hole, and hold it for about 15 seconds! (till you see all lights flashing)
  4. The Comtrend AR-5381u router will reboot automatically. the unit has been reset and is ready to use. You can start from Step 1 in this guide to set it up

Comtrend AR-5381u Password Doesn't Work

Passwords find a way to not work! Or, in most cases, users find a way to forget them! In either case, look up the How to Reset the Comtrend AR-5381u Router To Default Settings section

Forgot Password to Comtrend AR-5381u Router

Incase if you have changed the default username and password of Comtrend AR-5381u and forgot it, Please see How to Reset the Comtrend AR-5381u Router To Default Settings section

How to boost Comtrend AR-5381u WiFi and overcome connectivity issues:

1.Place the Comtrend AR-5381u in a perfect spot

The perfect spot does it all; be it romance or your router! To avail the best signal and network connectivity, make sure you keep your Comtrend AR-5381u router visibly and not facing the wall or behind the curtains

2.Find a Good Wireless Channel Instead of Auto on your Comtrend AR-5381u router

Auto channels might fail you once in a while; believe that you’re smarter than the Comtrend router! Find a seamless wireless channel instead of what the router finds automatically. This would ensure that your signal does not interfere with that of your neighbors.

If you’re running a Windows-based PC, you can see what channels neighboring Wi-Fi networks are using

  • Press Start > type “cmd”. Open Command prompt
  • In command prompt type netsh wlan show all

You will see a list of all wireless networks and the channels being used in your vicinity. instead of using “Auto” for the control channel, Pick the channel that has the lowest interference

3.Check the frequency of Comtrend AR-5381u

Check If Comtrend AR-5381u has dual-band, the more commonly used band would be 2.4GHz; however, switching to 5GHz would bring out better results! It depends on your device though; if you’re running an old lad, you might have to switch back to the conventional

4.Hardwire gaming consoles / media streamers into your Comtrend AR-5381u instead of WiFi

Gaming consoles/media streamers work better when connected through Ethernet cable of Comtrend AR-5381u; in fact, as you might not be moving your TV all over the house, why connect it to the Wi-Fi at all? The gaming consoles / video streaming devices flood the network with data. This means that if possible, you should consider hardwire (using Ethernet cable) the devices that tend to consume a lot of bandwidth. Although this can sort of defeat the purpose of having wireless network, but it can actually help your overall network speed of Comtrend AR-5381u if you can hardwire the bandwidth hogs

5. Reboot Comtrend AR-5381u on a schedule

Here is something important to note! On schedule, folks, reboot your Comtrend AR-5381u router! Though routers are built to constantly be running at all times, simple tweak like regular power cycling (a fancy way of saying unplugging the power cord and shoving it back up) helps with most issues. Rebooting your Comtrend AR-5381u can fix Internet connection problems, improve slow moving connections and resolve wireless issues altogether. Try unplugging your Comtrend modem on a quarterly basis to stay proactive (Never reset, always reboot modem)