You can go to VA.gov and access your profile. There you can make changes to your information and those changes will automatically will be changed in all your disability data across sites, meaning changes in data related to compensation, pension benefits, claims and appeals.
Can you guide my through the process of changing my address online?
Gladly. On our page you can find out how to change your address on file with VA.
That's very wide. Say, if i need more changes to my information. I should get into contact with veterans affairs?