The phrase "attach an image" is correct and usable in written English.
You can use it when instructing someone to include a visual file, such as a photo or graphic, in an email or document.
Example: "Please remember to attach an image of your ID when submitting your application."
Alternatives: "include an image" or "add a picture."
To attach an image to the record you just made, select "File" from the top of the screen, and select a file to upload.
You also can attach an image and a message to help spruce things up a bit.
Users can ask questions, and attach an image if they'd like, which are then answered by other users.
The 'Messages' function also allows you to attach an image and geotagg your location to each message.
That said, one thing missing is the ability to attach an image to a bug report or an idea added, which considering PlayNice.ly's particularly creative take, seems a bit lacking although I'm told it's on the roadmap along with time-tracking and productivity reporting.
By tapping on the plus sign on left side of the message field, you can attach an image to your message and send it to the user.
The crew not only stencilled the name onto the bomb casing but also attached an image of the actress.
I have also attached an image of the implement to get a better idea of what it looks like.
People are tweeting "this picture of Renee Zellweger looks nothing like her" whilst attaching an image of a chair, or Turk from Scrubs.
@lindsaylohan Lohan responded thanking her sister for her support and suggesting "maybe who you're referring to should learn to support others like Maya Angelou", attaching an image quoting lines from Angelou's famous poem Still I Rise.
After a handful of ironic emails about the light-sensitive responsiveness of Volvo headlights, the final message lampoons my little experiment, attaching an image of a dog dressed up as a scientist in a mock laboratory, captioned: "I have no idea what I'm doing".
