As before, it comes with a 10-year warranty to provide security updates. The main aspect remains that Microsoft is only providing its industrial customers with feature updates every two to three years. Windows 10 Enterprise IoT and LTSC follow essentially the same policy followed by Windows and LTSB. Microsoft renamed the Long Term Service Branch (LTSB) to the Long Term Service Channel (LTSC). Long-term service channel – Long-term services (LTSB) will be referred to as long-term service channels (LTSC).Semi-annual channel – we will refer to the current branch (CB) as a “semi-annual channel (target)”, while simply refer to the current branch of business (CBB) as a “semi-annual channel.”.