Adding hardware such as a disc drive (e.g. CD-ROM or DVD), modem, mouse, network card, printer, sound card, or speakers are not required, but give the computer additional functionality. 1  How to install computer hardware.
Retroactive Payments. The SSDI retroactive payments are payments made to disability applicants for the time passed between the onset of the disability to the date that the application was passed. Retroactive payments are paid for 12 months prior to the date of the application being passed.
Summary. 1  Social Security Disability retroactive pay is the amount the Social Security Administration will pay you for the time you were eligible for benefits before filing your SSDI application. 2  Retroactive benefits are capped at a maximum of 12 months. 3  Your retroactive pay and back pay will be generated and issued to you in one lump sum.