In a recent update, NANO have outlined a number of updates that are set to be rolled out on the NANO network by the name of NANO v16.1. This comes after a number of users have allegedly reported issues with the iOS TestFlight Build, among other community projects that have been built for the NANO network. In essence, an update was needed, now it seems the update is almost ready.
According to AMBCrypto:
“Since NANO had started facing syncing issues with v16.0 in the past couple of weeks, many users had downgraded to v15.2 which the platform maintains is a stable version of their network.