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How would you know if the issue is on your device, is caused by interference, is due to a coverage gap, or high usage in the area, or something else?
You probably won’t know, so report the issue, and/or visit a Service Desk, so everything can be investigated.
In almost all cases, the investigation starts with the end user device itself, checking drivers and settings.
If you would like to you can submit a Wi-Fi incident report
If you are using a single band (2.GHz only) laptop or smart phone, next time you upgrade be sure to get dual band (2.4GHz and 5GHz) !
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