Why is My Work Laptop Lagging While My Personal Computer Works Fine on the Same Network?

November 10, 2025 4 answers
Asked by TechWiz123
I have two computers connected to the same router with ethernet cables. My personal computer is always fast, consistently getting over 300 Mbps, no matter which cable I use. However, my work laptop, which connects via a docking station, often lags. I've noticed this especially during a Teams meeting where I experienced 10-15 seconds of lag every minute. I swapped the cables, but the work laptop still lags while my personal computer remains fast. Could anyone help me figure out why my work laptop is having these issues?

Answers

User234
A quick tip: check if both computers are getting the same IP address. Sometimes, work laptops use a constant VPN that could affect speeds. Setting up an IT ticket might help clear this up if the issue persists.
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GadgetGeek77
Have you thought about contacting your IT department? Your work laptop's network adapter or the docking station might be faulty. If the lag isn't happening when you're connected via Wi-Fi, it suggests there could be something wrong with the dock. We've dealt with similar issues in the office with various Dell docking stations. If lag happens on Wi-Fi too, it could be due to QoS settings on Teams or a VPN issue. Also, donโ€™t forget to check drivers or general Windows issues since it's a corporate device.
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CableWizard25
Why not try plugging your personal computer into the docking station just to see if the connection improves? If it still lags, then there's definitely a problem with the dock or something software-related. Sometimes a simple driver update or configuration can solve these problems.
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NetNinja88
Honestly, if swapping cables didnโ€™t change anything and the work laptop still lags, the issue most likely lies with that computer itself. It might be time to look into hardware or network settings specifically for that device.
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