"upgrade itself" is a correct and usable phrase in written English.
It describes the action of something improving or advancing itself. Example: "The new software has the ability to automatically upgrade itself whenever a new version is released."
Sustained productivity growth requires that an economy continually upgrade itself.
It is also providing energy close to the user so its does not need the grid to upgrade itself".
They have created a place that is far from perfect but has proved to be amazingly resilient and able to upgrade itself.
That the development could vastly upgrade itself was first envisioned by Bertha Gilkey, the 39-year-old head of the board, who founded the tenant management group.
That dose of realism sprinkled on a news conference that was not too solemn was an acknowledgment of the game-changing capabilities of a big-market team that might be motivated to upgrade itself at first base.
This is the first actual new mechanic, "Adapt". When played, the minion has 10 options (three randomly chosen) to "upgrade" itself.
8.08am GMT Italy upgrades itself to under-appreciated cultural paradise Not junk!
Of course, the Machine has long since upgraded itself to the point where we're surplus to its requirements, but it keeps us alive nonetheless.
For a United Nations keen on conflict prevention and upgrading itself in tune with the changing world milieu, this initiative is a timely one that is sure to add to the United Nations' effort to carry out its charter's responsibility with respect to the issues of war and peace.
Through its strategic transformation, Citibank not only upgraded itself but also led such transformation in the whole banking industry.
Since the inception of the digital currency nearly nine years ago, Bitcoin has fixed a lot of bugs and upgraded itself several times.
