Question Random lag spikes between PC and router

May 4, 2019
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4 days ago my internet connection started lagging out. Every 10-15 or so seconds lag spikes appear. I didn't update any drivers or Windows, everything seemed to be normal. Any ideas on how to fix it?

PC Network adapter: Inter(R) Dual Band Wireless-AC 7265
Router: Technicolor MediaAccess TG789vac v2
 

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