The phrase "has been fully upgraded" is correct and can be used in written English. It generally implies that something has been brought up to its current version or level, and that it is ready for use. For example: "The computer software has been fully upgraded and is now ready to be used.".
Only when the operating system has been fully upgraded can they be moved back.
Lara's bill addresses the latter by delaying the requirement until the state certifies that CURES has been fully upgraded, which is expected to happen in July.
Guest rooms — increased in number by 62, to 1,331 — have been fully upgraded.
The power delivery infrastructure required to support the arrival of the aircraft carrier has been fully assessed and, where necessary, upgraded".
Now your Furby has been fully skinned!
"Since Tube Lines transferred to TfL in June 2010 we have been fully focused on the upgrade of the Jubilee line which the PPP totally failed to deliver.
Once the costs of the upgrades have been fully paid back, the surcharge is dropped from residents' energy bills and savings increase even more.
Awesome tool! I started using it one year ago and I never had to look for another app
Ha Thuy Vy
MA of Applied Linguistic, Maquarie University, Australia