Settlement In the UK

You will be required to take the Life in the UK test before applying for Indefinite Leave to Remain. The UK governments Life in the UK test result can also be used for your Citizenship application, that is, you will not need to take the test a second time. You will also need to meet the "good character" requirement.
This status can be granted once you have been living in the UK for the required time. Eventually, you may then apply for British Nationality.

Once you have been granted Indefinite Leave to Remain, you should not spend more than two years outside of the UK in one instance. Living outside of the UK for an extended period may result in your ILR being canceled.