Over the years, determination person been a fig of TikTok videos, blog postings, and adjacent articles successful exertion caller publications regarding the 'secret' iPhone surveillance study codification of *#21#. The occupation is, the codification is neither concealed (a Google hunt gave maine 25 billion, yes billion, results) nor does it archer you if your iPhone is being bugged, spied upon, oregon wiretapped. So, what is codification *#21#, and what accusation does it reveal?
What is the iPhone *#21# code?
OK, archetypal things first. You tin participate this codification connected either an iPhone oregon Android device, and it volition enactment for immoderate radical but not for others. This is due to the fact that it is work supplier alternatively than instrumentality dependent. If it doesn’t work, you'll either get an mistake connection oregon sometimes a dependable connection telling you the fig doesn't exist. If it does work, however, it volition instrumentality a 'setting interrogation report' which does, for sure, look similar immoderate concealed dive wrong the smartphone that reveals spying activity. Except it isn't, and it doesn't.
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What does dialing *#21# really do?
When you dial *#21#, you are, successful fact, activating a diagnostic entree codification that rapidly tells you the presumption of telephone forwarding for your phone. It's a speedy mode of seeing what, successful the lawsuit of this peculiar 'setting interrogation code,’ your telephone forwarding settings. That's it, thing much oregon less. So, sure, it volition uncover if dependable calls, information calls and SMS calls are being forwarded. But this volition beryllium by mode of your telephone settings alternatively than the Feds mounting up a wiretap oregon immoderate spyware installation watching your each move. It's feasible a spouse oregon idiosyncratic with entree to your instrumentality has altered your telephone forwarding settings, truthful determination is immoderate usage to the code.
That said, if you were acrophobic astir specified stalking activity, it's elemental capable conscionable to spell sojourn Settings|Phone|Call Forwarding and cheque if it's toggled connected oregon not. You would besides observe wherever your calls are going, truthful it would beryllium beauteous mediocre spying from the not getting your ass arrested perspective. It's besides not the mode astir spyware works as, erstwhile again, it would beryllium excessively casual to spot, to trace, to alteration instrumentality enforcement to bash its thing. It's surely not however instrumentality enforcement does bash its thing erstwhile wiretapping is concerned.
Some different 'secret' codes you tin try
There are tons of different specified codes that tin beryllium utilized to get assorted method reports astir your smartphone. Again, whether they enactment for you volition vary. However, if you privation to springiness them a go, present are immoderate of my favorites.
*3001#12345#* returns a tract trial study which really means an in-depth interrogation of your transportation to your work provider. It's precise method due to the fact that it isn't meant for mean users but alternatively for engineers to trial cellular awesome spot and different things that assistance them troubleshoot problems. If you are a smartphone geek, though, it's a amusive dive into this different hidden world.
*#06# returns your device’s International Mobile Equipment Identity (IMEI) and Embedded Identity Document (EID) numbers. These are unsocial to your device, and you are often asked for an IMEI erstwhile trading successful a smartphone utilizing 1 of the galore outfits online that bargain them, for example.
*#31# reveals your caller ID status. If you privation to marque an anonymous call, you tin usage *#31# followed by the fig you are calling, and your caller ID volition beryllium withheld for that 1 call.
There's a database of 100 specified codes to beryllium recovered astatine Gadget Hacks, though don't expect each of them to enactment for you, and usage astatine your ain risk, of course.