chuser -R --olduser tom --newuser jerry

chuser -R --olduser 1066 --newuser 1492

find /decompressed-backup-dir -uid 1050

find /decompressed-backup-dir -user tom

find /decompressed-backup-dir -uid 1050 -exec chown newuser:newgroup {} +

chown --from=oldguy newguy * -R

chown -R --from=:currentgroup :newgroup /some/directory