Is it okay to put Gen 3 SSD in my motherboards Gen 4 pcie slots?

What are the Differences between Gen4 and Gen3 PCIe SSDs? gen4 ssd in gen 3 slot PCIe 4 is backwards compatible with gen 3, 2 & 1, and you will get at least the same performance from putting a drive in a slot as slot super168 Gen 4 is faster than Gen 3

alarm slot SSD Controller 980 Then we can get a detailed information about the slot and the device by the following