Wifi Can Be Spotty & Limited for Foreigners
To receive the passcode to access the free wifi, most places require a European or Turkish phone number. This includes the Istanbul airport, which is important to know because you may need to get your online visa when you arrive. The simplest way around this is to have an international phone plan, buy a Turkish SIM card, or have a buddy with a Turkish phone number who can spot you the internet passcodes.
The internet in hotels and Airbnbs was continuously dropping. It was aggravating. While the internet/wifi in Turkey normally works in most places, it is sometimes excessively slow, and approximately 15% of the time in Turkey, it would simply stop working.
Using your home provider's network for internet use is quite expensive. Instead, many hotels, bars, and restaurants provide free wireless Internet access, however these are open networks with limited security and privacy. Otherwise, numerous Turkish companies rent mobile hotspots, which provide fantastic bargains such as connection for up to 10 devices, which will be very useful for families.