The phrase "a mode that" is correct and usable in written English.
It can be used to describe a particular method, manner, or way of doing something.
Example: "The software offers a mode that enhances user experience through personalized settings."
Alternatives: "a method that" or "a manner that".
Multi-touch controls promise "lush ambient soundscapes", as well as a mode that runs itself while you run.
A built-in slide show program lets you display all your photos in a variety of ways, including a mode that provides transition effects with supplied music.
It's a mode that conveys the team-based war modes that Battlefield excels at, and you'll never go back to Rush once you've got your teeth into Operations.
She is feeling the discomfort of strangers seeing her in a mode that up until now has been reserved only for intimates.
After his midway explanation of the DLPFC, Lehrer largely drops the neuroscience and strikes out in a mode that would be more familiar to readers of Malcolm Gladwell.
The Nelsonian unit of thought is not the chapter but the paragraph, a mode that allows for deep swerves and juxtapositions, for the interspersing of anecdote and analysis.
It's a mode that has served previous Marvel successes – such as Avengers Assemble – very well, though it could, itself, be wearing thin.
That said, Xerox's support staff were seemingly unaware of this as a documented issue.So why include a mode that could distort or substitute characters in the first place?
And his backing band, the Grand Scheme, played nimble funk and soul in a mode that was sometimes impressive but never overtly fashionable.
This is a style well suited to picaresque, a mode that requires profusion of incident above depth of character, but it won't do for a novel that hopes to say something meaningful about human emotion.
Houston begins in a mode that seems cowed, maybe sad or wearied, and then the voice takes over and she becomes entirely invincible, at odds with any lyric that hints at weakness.
