We are upgrading our vSphere 6.0 environment to 7.0 . These will be moved to a new vcenter with 7.0 however these are currently having distributed switch .
What all steps or checks to be done for upgrading this to 7.0 .Please suggest and if possible with any links with detailed information.
First and foremost ensure that vSphere 7.0 supports your hosts' hardware!
Also note that in case ESXi is currently installed on USB/SD devices, you should consider to replace these with HDD/SSD, or use SAN boot.
Since vCenter Server only support ESXi 6.5, and later, I'd probably upgrade as follows: