Thousands of frustrated Australians have reported problems using their favourite social media platforms after being hit by a global glitch overnight.

Facebook Inc said some of its users were having problems sending media files over its platforms – which include Facebook, WhatsApp and Instagram – and was working on a fix.

A global glitch has hit Facebook-owned apps. Credit:PA

"During one of our routine maintenance operations, we triggered an issue that is making it difficult for some people to upload or send photos and videos," Facebook said.

The company said late on Thursday morning AEST the unspecified glitch had been fixed.