I have cw 5.00 m33-6, is there any upgrades ?

Yes,there is 5.50 GEN versions.It varies from A-D.First update to GEN-A and then after that update to GEN D3.But the latest version is 5.50 Prometheus,which u can update after installing 5.50 GEN D3. ggO to this site a href="http://dl.qj.net/psp.html" rel="nofollow"http://dl.qj.net/psp.html/a and search for 5.50 GEN in the PSP section