upgrading
v.v. to improve something by adding new parts or changing it for a better version. You often do this with software, computers, or travel tickets to get a better experience.
v. to raise something to a higher standard or replace it with a more advanced version. Often used in technical contexts regarding software or hardware, or in service industries regarding quality of accommodation.
I am upgrading my phone to the newest model today.
The airline is upgrading all business class seats to include more legroom and better entertainment systems.
By upgrading the server infrastructure before the product launch, the technical team ensured that the website could handle the anticipated surge in traffic without any significant latency.
The verb is transitive and requires a direct object.
I am upgrading of my computerI am upgrading my computerUpgrading is a transitive verb and does not require a preposition like 'of' before the object.