Little advice: always make sure your apps are up to date, outdated apps are harmful( security wise)
Not just outdated apps, but also your entire mobile device.
Using an extremely old model phone or device can be a security risk because some security updates may not be available for it.
Changing your old outdated device is also a security measure.
Yes, reasons why outdated phones, software wallets, mobile apps get compromised so easily. You don't necessarily need to change your outdated phones, you only need to update it to the current software version.
Some of the latest software versions are not available for older phones; one reason is because of the limited nature of some of the hardware used in the production of that device. For instance, some updates require the device to have a high RAM, which these older phones may not have
The latest Android update is not available for all Android phones; the same goes for iOS devices. If you are using an iPhone 6, 7, or 8, for example, in 2025, you are at great risk. The latest software update, iOS 18, is not supported.