Replacing more than one anchor in the Pozyx system is as straightforward as Replacing an anchor:
Unmount the old anchors
Mount all your new anchors
Replace all individual anchors as in Replacing an anchor , with the option Re-range the new anchor
You can’t migrate the ranging information, since the other anchors in range of the anchor have also changed. Migrating the ranging information would keep ranging information to anchors that are no longer there.
Normally, everything should be working. If you still encounter some issues, these will likely be caused by the ranging information. Re-ranging all the anchors will resolve these: