The release of 0.18 node software was supposed to occur on Jun 16, but I haven't seen any indication that occurred. What is the current status of the network upgrade and the software release?
The network upgrade is currently planned for ~August 13. Thus, it has been delayed by approximately a month, see:
Note: This blog post has been updated to reflect the new hard-fork date of the 13th of August, 2022, as the release was delayed due to required multi-sig security fixes and hardware wallet-related delays.