The Nxt hardfork was successful, with the majority of forging stake committing to the migration by generating version 4 blocks. The block generation is now scheduled to stop at block 6000000, around 20 Jan 2026. After that we will proceed with taking an Nxt snapshot and importing it as an Ardor child chain in a mainnet Ardor release.
To test the migration process, we will proceed with launching an Nxt child chain on the Ardor testnet in the upcoming Ardor 2.5.3 release.