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.
Supplemental Security Income (SSI) funds are usually paid on the first of a month. As noted on the 2014 schedule of payment dates, regular payment dates for both Social Security and Supplemental Security Income (SSI) are advanced if the usual date falls on a day when financial institutions such as banks or credit unions are closed.