Please see below for instructions on how to enter your 1099-R.
https://ttlc.intuit.com/community/entering-importing/help/where-do-i-enter-my-1099-r/00/26339
If you are still unable to enter your 1099-R, you may need to try refreshing your browser and clearing out your cookies. If that does not work, try clearing out your browser's cache then try logging out and back in to TurboTax. You may also want to try a different browser.
Please see below for information on how to delete your cookies.
https://ttlc.intuit.com/community/troubleshooting/help/how-do-i-delete-cookies/00/25978
Please see below for information on how to delete your cache
https://ttlc.intuit.com/community/troubleshooting/help/how-to-clear-your-cache/00/26135
