The phrase "altered a page" is correct and usable in written English.
It can be used when referring to making changes or modifications to a specific page in a document or website.
Example: "After reviewing the feedback, I altered a page in the report to better reflect the data."
Alternatives: "modified a page" or "changed a page".
In some instances, such as with theParamount Group, Biggleswiki requested "edit protection" after altering a page in the hope that other users would not be able to change the most recent amendments.
Long before Sam Adams Alliance's recent website redesign, they altered an internship recruitment page that connected Sam Adams Alliance to Koch Industries: "Interested parties can apply for a Sam Adams Alliance internship through the Charles G. Koch Summer Fellow Program administered by the Institute for Humane Studies and the State Policy Network".
Anyone can edit a Wikipedia entry anonymously, but Wikipedia records the exact time and IP address - the numerical identifier of each computer on the internet - when any user alters a page.
On January 29, someone using a DND IP address altered a direct quote from Canning on his daughter's Wikipedia page.
Since 1966, Phillips has altered every page of a Victorian book published in 1892 called A Human Document, using intricate illustration, drawing, painting and collage to create an extensive work that he still continues to develop.
Unlike creative people who fear the blank page, Lagerfeld has a horror of the full page, the page that cannot be altered — the page that possesses the power to bore.
The role of land and the inherent connection to language that entails is so paramount for the students in understanding their Warramiri identity that, in 2013, we altered the home page from the seasonal calendar to a more traditional 'Welcome' page with a list of other 'Title' pages in a loose hierarchy across the heading bar: Land-People-Language, then followed by Seasons-Men/Women-Philosophy.
Using A/B testing data from Optimizely you can perform tests that will tell you whether you should change the color of a button or the text on that button, whether you should change a headline or the content on a page, or whether altering an image results in more sales or conversions.
