WPA2 now labelled as ‘weak security’ - iPad Pro M1 connects to very weak WPA3 instead.

WPA2 now labelled as ‘weak security’ - iPad Pro M1 connects to very weak WPA3 instead.


I have set up a network extending system based on mainstream (TP-Link) WPA2 3-pin 240V mains circuit physical devices that plug into my domestic mains electricity circuit here in the UK, so it’s our big 3-pin thing.


The ‘Transmit’ or Tx end, is cabled into my Sky Q box, this Tx unit takes the ethernet cable output and converts it into a signal using the mains as a carrier wave. The ‘Receiver’ or Rx unit, is another plug that in this example, happens to be through 2 doors and a fairly impenetrable wall away, the kitchen. It takes the transmitted ethernet and puts it out as a WiFi signal in the room it is located.


Every room, has its own Rx unit. So it RECEIVES the ethernet over the mains cable, but transmits out a WiFi signal in the room it is in.


This has worked really well until recently, around the time I updated my iPad Pro M1 to iPadOS 17.xx.


Now, the iPad point-blank refuses to connect to what is patently a much stronger wifi signal in the kitchen, transmitted by the TP-link wifi extender.


This has been stable and working for several years, but of course these units are all WPA2.


As Apple’s website clearly advises using WPA3 wherever possible, for maximal security, I have to take it that my TP-link WPA2 units in every room are now on the second-best domestic security level of wifi.


The problem is, the iPad is now 100% REFUSING to connect to this strong signal. I used to have to switch the ‘settings’ and ‘wifi’ on/off, off and back on, and ipad would latch onto the nearest strongest signal…no more.


Now, this wifi off/on soft switching makes no change - ipad determinedly connects to the much-weaker (uselessly so) wifi signal from my Q box under the tv, 2 rooms away. This signal is too weak to operate anything, hence the wifi extenders using mains electricity cabling.


EFFECT OF THIS ‘PREFERENCE’ BEING ENFORCED BY IPAD


The effect is to entirely negate my wifi extender system. It represents an investment if hundreds of pounds, and a lot of labour. The network so extended, covers the house and then with a different name, a garden area. All without laying ethernet cables. A shed happened to have mains cabling, and this was really useful. Rain or shine, I just turn off the wifi on my Apple device and back on, and they would connect to the strongest signal.


Now, this is all gone.


It’s a ‘quiet deprecation’ in that it has never been mentioned this would be the effect. I make every wifi unit have the same name as the main wifi, but this should have made transition from room to room seamless, but never did hence the wifi off/on requirement in ‘settings’. This is a nothing, I accoet it in return for an excellent signal everywhere on the property except it dies by the front pavement, which is fine, it stops passers-by grabbing the name of my wifi without trespassing.


QUESTION


What is the solution? Is there a switch to make this ‘preference’ of iPad for a WPA3 wifi output, be a lot less determined? Only the Q box by the tv seems to do WPA3.


The result is not a single extender works, because a faint signal for a further-away better device may be found - and some of these, are not even ours, they are neighbours’ boxes that happen to output WPA3. Obviously, useless to me.


I’ve done the ‘forget this network?’ thing, and put in the weird password for the wifi, but still iPad only flicks to the strong in-room signal for mere seconds, then clearly having examined the signal and found it is not WPA3, rejects it and opts to connect to the Q box 2 rooms away, which is too weak to actually do anything with.


Solutions appreciated. Some of us work at home, and there are students. I’d rather not have to replace half a dozen devices, there is a high cost and a lot of effort. It’s a bit left-of-field is all. Had I known this was a condition of updating to the latest OS (late versions of 17), I’d have remained on the early version of 17.


This is critical to my wifi network, these extenders. Without it the wifi is useless. To have ipad steadfastly reject the use of them, is a dealbreaker.


Open to suggestions.


Thank you anyone.






iPad Pro, iPadOS 17

Posted on Feb 25, 2024 4:20 PM

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Question marked as Top-ranking reply

Posted on Feb 26, 2024 4:28 AM

As you correctly observe, using WPA3 in preference to WPA2 is recommended where available. Attempting to run a mix of WPA2 and WPA3 across a common SSID (WiFi Network) is not recommended - and likely the underlying cause of your issue.


While your iPad with iPadOS 17.x will happily connect with WPA2 or WPA3 networks, it will likely default to using the stronger-protection of WPA3 if the network is within range of the iPad.


Given your investment in older WPA2 compliant PowerLine WiFi extenders, if you wish to use a common SSID for what is in effect a single WiFi network, you would be best advised to configure your WiFi network-infrastructure devices to operate using the best security standard common to your Router and any associated WiFi extenders - in this case, WPA2. In so doing you should achieve acceptable network connection performance - as all devices will initially connect to the network access point that offers the best WiFi signal - noting that this might not be the nearest.


If you wish to use WPA3, you might be best advised to use a different SSID for this network segment.


You should note that unless your WiFi Router and WiFi extenders explicitly support WiFi Roaming, client devices may not automatically "roam" to a stronger WiFi signal, provided in a different room, until signal is lost from the current associated network access point.


Wi-Fi network roaming with 802.11k, 802.11r, and 802.11v on iOS, iPadOS, and macOS - Apple Support

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Question marked as Top-ranking reply

Feb 26, 2024 4:28 AM in response to sleekitwan

As you correctly observe, using WPA3 in preference to WPA2 is recommended where available. Attempting to run a mix of WPA2 and WPA3 across a common SSID (WiFi Network) is not recommended - and likely the underlying cause of your issue.


While your iPad with iPadOS 17.x will happily connect with WPA2 or WPA3 networks, it will likely default to using the stronger-protection of WPA3 if the network is within range of the iPad.


Given your investment in older WPA2 compliant PowerLine WiFi extenders, if you wish to use a common SSID for what is in effect a single WiFi network, you would be best advised to configure your WiFi network-infrastructure devices to operate using the best security standard common to your Router and any associated WiFi extenders - in this case, WPA2. In so doing you should achieve acceptable network connection performance - as all devices will initially connect to the network access point that offers the best WiFi signal - noting that this might not be the nearest.


If you wish to use WPA3, you might be best advised to use a different SSID for this network segment.


You should note that unless your WiFi Router and WiFi extenders explicitly support WiFi Roaming, client devices may not automatically "roam" to a stronger WiFi signal, provided in a different room, until signal is lost from the current associated network access point.


Wi-Fi network roaming with 802.11k, 802.11r, and 802.11v on iOS, iPadOS, and macOS - Apple Support

Mar 19, 2024 6:30 PM in response to sleekitwan

Update - first, thanks to ‘lotus pilot’ for the answer they gave.


This is Murphy’s law - just a few days after I posted the issue as outlined above, which is to say maybe 3 days after updating to the latest iPadOS 17.4 the whole issue resolved and now behaves as it previously did, more or less.


It has settled down to expressing a much less forceful preference, for the too-weak signal from the only WPA3 unit in the house. Therefore, things behave exactly as before, ie switching the wifi off and back on, makes use of the stronger signal in the room we move to, instead of the weaker one in the room we just left, if we ‘roam’ while doing something.


So, this is resolved. I am taking it, the OS had to make some kind of calibration or other initial assessment, of the network in the house, before dropping its aggressively-imposed strong preference for the newer more secure WPA3 protocol. I appreciate the advances, it’s just it was cost-effective to be able to pick up used TP-link extenders in piecemeal fashion, that used mains AC carrier signal technology. It would be a couple of hundred UK £’s to change over, is all.


Thank you for the assist and insight.



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WPA2 now labelled as ‘weak security’ - iPad Pro M1 connects to very weak WPA3 instead.

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