The listing says the neighbourhood has fast broadband. Your work involves video calls and large uploads, and the flat is on the third floor of a converted building. Those details make the exact address more useful than a general coverage statement.
Ofcom’s broadband and mobile coverage checker offers address-based information for the UK. In other countries, look for the equivalent regulator or provider availability tool. Treat coverage information as a starting point to confirm with the provider, not a promise that a service is already installed and ready.
Check the individual unit
Enter the complete address, including the flat or unit identifier. A neighbouring house can have a different connection route. Save the result with the collection date and ask the provider whether the selected package can actually be ordered for that property.
Then separate download speed from upload speed. Downloading a film and sending a large project folder place different demands on a connection. Write down the activities that matter to you before deciding which advertised number deserves attention.
Ask what installation involves
An available network may still require an appointment, equipment, a new cable route or permission to work in communal areas. Ask where the connection enters the home and who must authorise any work. For a rental, clarify the landlord’s process before agreeing to alterations.
During a viewing, an existing router is evidence that equipment is present, not that its contract transfers with the property. Likewise, a quick Wi-Fi speed test reflects the current device, router position, plan and network conditions. It does not measure every service you might buy later.
Keep a short record: exact address checked, provider response, proposed installation, expected activation date and unresolved permission. If reliable connectivity is essential from move-in day, make the gap between arrival and activation part of your moving plan. A clear answer now is more useful than discovering that “fast broadband nearby” stops at another entrance.