cost base for rental property is missing in turbo tax, depreciation is wrong, how to fixed it?

When I working on my 2021 tax, I found the purchase cost for my rental property which is depreciate 27.5 years is missing in asset summary. So the depreciation is wrong. How do I fixed the data in system? Also, I find the depreciation are wrong for 5 years because of missing data. How can I catch up the depreciation for cost base?