It could cause problems if travelling to America.
Irish people travelling to the US are being warned to delete any critical social media comments about Donald Trump.
Cyber security experts are advising passengers to delete the comments, or even the apps altogether, to avoid the risk of being detained upon arrival in America.
The Department of Foreign Affairs has updated its travel advice for Irish citizens travelling to the US, warning to be "sensitive to local customs, traditions and practices".
President Trump's administration has increased security at its borders, with more passengers being asked to hand over their devices for inspection.
