The phrase "attach via" is correct and usable in written English.
It can be used when specifying the method or medium through which something is attached or sent, such as in emails or documents.
Example: "Please attach the report via email by the end of the day."
Alternatives: "attach through" or "send via."
"You have started with the most difficult question," he said, and explained a scheme in which plumbing within each apartment could attach via flexible pipes to the building's central core at various points as they moved around the circle.
It arises from the upper portions of the tibia and fibula, the bones of the lower leg, and then joins with the gastrocnemius to attach via the Achilles tendon at the heel.
Automatic attach via client-created accounts is where the server stores the needed cookie information except the authenticator, the client will then prompt for the email address and password to use for the project and then proceed to create that account before attaching to the project.
The company had previously released two external GPU enclosures (boxes you can attach via Thunderbolt 3 to certain laptops or other underpowered PCs to enable desktop-class gaming).
EXAFS data for this amorphous material are consistent with corner-sharing FeO6 octahedra to which AsO4 tetrahedra attach via double-corner 2C linkages.
These lenses attach via a small adhesive magnetic ring and work with both the iPhone 3 and iPhone 4 (even leaving room for the flash).
We can generate feelings of being securely attached via sentimental memories.
Nor could the computer find a Zip drive that had been attached via the parallel port.
To achieve signal amplification, streptavidin was attached via biotin to the second antibody.
There's nothing like a mini-clipboard to make you happy, especially ones with pens attached via a string.
The nanoparticles strongly attached via electrostatic interactions into chitosan scaffolds produced by freeze-drying with approx. 100 μm pore diameter.
