This depends on your personal situation. See our what benefits can I get page for more information or use the gov.uk benefit adviser.
This depends on the particular benefits you want to apply for. Our benefits directory tells you how to apply for each benefit.
Different benefits have different helplines.
Our benefits directory tells you where you can get help for each benefit.
There are also national government contacts and national advice organisations that may be able to help.
If you want someone to go through the forms with you in person a local advice organisation may be able to help.