My internet plan is "NBN Broadband Unlimited superfast: NBN250" but my internet speed sometimes download speed run less than 100 Mbps (like photos I attached). I don't understand why. Sometimes it's reached 200 Mbps but just sometimes. Could you please check it for me?
In order to confirm if you are getting a slow connection speed, you may check this directly with your modem/router.
Are you using a WiFi or a Wired connection when you tested the speed? This article might help you troubleshoot your speed issue:
You may also check the articles below.
If the issue persists, let us have your Customer ID/username via private message so we can have our Tech team to perform troubleshooting along with you.