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Forum Discussion
Proteus1
Dec 31, 2025Aspirant
AC1900 Wifi Adapter internet cutting out for a few seconds.
Hi All,
I recently built a new PC, and for the most part I haven't had too many issues.
I installed my old wifi adapter to my new PC since I figured my AC1900 would have better throughput than the stock wifi adapter that came with my motherboard.
However, right after install I get this issue where my internet will cut out for 1-2 seconds at most (not enough to disconnect me from online games from what I can tell), and then it will re-establish connection.
I can also see this issue manifest when I'm in discord and have video going and I can see people's audio and video will stop for 1-3 seconds, and then continue.
This occurs fairly frequently (several (5+?) times per hour), and I can see the blue triangle on the wifi adapter itself start blinking, and then it goes solid once again once it re-establishes a connection.
Any advice or debugging steps would be greatly appreciated.
7 Replies
- Proteus1Aspirant
Full model number of the adapter is below:
Ac1900 WiFi USB Adapter (A7000).
- CrimpOnGuru - Experienced User
It might be worth a few minutes to verify that the PC has the most current driver for this device:
- CrimpOnGuru - Experienced User
p.s. There is always a chance that the WiFi adapter included on the motherboard is more up-to-date than the A7000 (WiFi5) If the home WiFi network and the motherboard unit are both WiFi6 (802.11ax), that might be more effective than the A7000.
- plemansGuru - Experienced User
I'd agree with CrimpOn​ , if this is a new build, there's a good chance the built in is much better as the A7000 is quite old. What motherboard did you buy? Or what built in does it have? I've had a few pretty solid built in wireless cards. Or they have the option to upgrade the chip on the motherboard. Works great.
- Proteus1Aspirant
My motherboard is an aorus elite b850m wifi6e.
Through initial testing with the built in wifi adapter vs the ac1900, I was getting higher speed test results with the ac1900
- plemansGuru - Experienced User
Uses the old RTL8852CE from Realtek. Not a horrible card but realtek isn't known for their driver updates. Options.
- Try updating the firmware on the realtek. Directly from realtek. Don't install the ones from gigabit. It "should" be faster than the A7000 by a ways. But that also depends on your router. If the router is the bottleneck, it isn't going to make much difference.What router do you have?
- You also have to keep in mind, the realtek is triband. If you're a bit aways from the router, the 6ghz will drop off quicker in speed. How far from the router and whats in between the router-pc? (walls, what materials, appliances, etc)
- You can replace that wifi card pretty easily and cheaply (probably cheaper than the A7000). The intel AX210 is usually around that 15-20$ if you want to upgrade.