1) I use check for updates
2) After dowmload, CCS v5.4 say: Restart.
3) I restart CCS. Install process The installation process begins, after a while the message: 
4) The required file attached:
0576.60556FE5-C1A1-4061-8DF8-FFB8393BAE2D.zip
5) How to upgrade an CCS?
Bay.
Parshikov Nikolay
JSC "ChEAZ"
Russia