This code basically identifies your device similar to how imei number works.
Unique device identifier android.
For detailed instructions on how to get a unique identifier for each android device your application is installed from see the official android developers blog posting identifying app installations.
It s a 64 bit number that should remain constant for the lifetime of a device.
How to access unique android device id.
Include a unique device identifier udi issued under an fda accredited issuing agency s udi system on device labels device packages and in some instances directly on the device.
This value is available via settings secure android id.
The id is accessible to all apps installed on the device.
It seems the best way is for you to generate one yourself upon installation and subsequently read it when the application is re launched.
In the world of xamarin we will automatically figure out whether to use the static property or the new getserial method.
On a device first boot a randomly value is generated and stored.
It is unique identifier for all type of devices smart phones and tablets.
No need of any permission.
On a device first boot a randomly value is generated and stored.
It s a 64 bit number that should remain constant for the lifetime of a device.
Serial getserial androidid what a mess android is as there are now three apis that do similar things and even google s documentation is all over the place on which to use.
Android id seems a good choice for a unique device identifier because it s available for smartphones and tablets.
Disadvantages of using android id as device id.
The id is accessible to a pre defined group of related apps.
Identifier scope explains which systems can access the identifier.
Advantages of using android id as device id.
However android device id is specifically used for identification purposes.
A recommended route would be to attempt to grab the serial number when available.
This value is available via settings secure android id.
It will remain unique in all the devices and it works on phones without simcard slot.
Android mobile development programming if you want to check unique device id like imei number through programmatically we can do this by telephonic manger as shown below example.
To retrieve the value you can use the following code.
The android device id is a unique alphanumeric code generated for your android phone when you first set it up.
The id gets changed on rooted phones and when the phone is.
Android identifier scope generally comes in three flavors.