The phrase "are allowed to upload" is correct and usable in written English.
You can use it when indicating permission or authorization for someone to upload something, typically in a digital context.
Example: "Users are allowed to upload their own content to the platform as long as it adheres to the community guidelines."
Alternatives: "have permission to upload" or "are permitted to upload."
Users must be over 18, and are allowed to upload three photographs and write a bio of 300 words.
Moreover, they have access to their unpublished models, are allowed to upload files to the web server, and import SBML models into the database.
You are allowed to upload 20,000 songs for free.
While the use of mobile phones during the event was not prohibited by competition organisers, nobody was allowed to upload any photos to social media during the event.
For Germans, liberalisation comes in more subtle ways, such as the new dispensation for universities and libraries, which will henceforth be allowed to upload "orphaned" works of art on to the internet without permission.
Universities and libraries will be allowed to upload "orphaned" works of art – artworks, photographs or books whose creator can no longer be identified – on to the internet without getting permission.Previously, they were only able to do so with the explicit permission of a copyright holder.
The web application executes the authorized request decision algorithm and if the consumer is allowed to upload the file, it stores it in the Google Drive.
Whether you should be allowed to upload other people's contact info to a social network is a bigger question.
Unfortunately, that site was only meant for extension developers who were allowed to upload their creations to Google.
To allow some time for drafting and proofreading, participants were allowed to upload their diary entries until the end of the month.
He remains in legal battles with the U.S. government over whether he's allowed to upload and distribute the blueprints to his gun for free.
