If you're using an apostrophe in your wireless password or network name for (or Apple has done it for you) please take note of the following - there are at least 4 different types of apostrophe that are producible from any windows machine.
What's more, the apostrophe generated by hitting the button on the windows keyboard (which looks like this ' ), is different from the one produced when hitting the apostrophe on the mac keyboard (which looks like this ’ ). Take a look at the difference.
(MAC) David’s Sump Alarm vs. David's Sump Alarm(Windows)
If an apostrophe is used in the password, its necessary to discern which character it is: the windows apostrophe, or the MAC apostrophe. With some shenanigans, either platform can produce either symbol. Short story - if your a mixed home some Apple and some Windows Machines - its not worth the trouble.
Note that sump alarm WiFi devices, level-sense devices, or any other home automation devices are all basically the same. The hardware and chip-sets used in IoT devices can support an apostrophe (unlike the % and & characters) . It is necessary however to have the correct one.