By 2011, Corel had moved on to X5 (v15). The company officially ended support for all X4 variants in 2015. However, the TEU build became a for three reasons:
In practice, is a multi-language, volume-licensed, enterprise-targeted build of Service Pack 2, restricted to post-Soviet states, Turkey, and parts of Central Europe. It was never sold at retail. Instead, it was distributed via government tenders, university site licenses, and large print-house contracts. TEU Corel Draw X4 SP2