I've been 65 for 6 month now and the tax software won't let me do schedule R. Is there a glitch here?

Do you mean the credit for elderly and disabled?   Congress has not updated that credit for decades, so very few people can use it.

ELDERLY OR DISABLED CREDIT https://www.irs.gov/help/ita/do-i-qualify-for-the-credit-for-the-elderly-or-disabled