HOW MUCH YOU NEED TO EXPECT YOU'LL PAY FOR A GOOD WINBOX88

If you disable it, routerOS will purpose only being an NTP consumer. Sufficient if you would like use correct clock for logging and so forth. The devices on your network should really use exterior stratum three or four NTP servers such as the pool.ntp.org clusters in any case.If You aren't prepared to update OS, winbox 3 is not likely to disappear