You followed a link on oculus.com that redirects to another website:
https://scontent-ord5-2.xx.fbcdn.net/v/t39.8562-6/277576503_358630242694244_51465085067782829_n.pdf?_nc_cat=103&ccb=1-7&_nc_sid=b8d81d&_nc_ohc=7fNU3z-vBpQQ7kNvgHMGPaD&_nc_oc=Adi-Hrb95_jCkPsQgIug8zHTqZzSnc7OM1ep01irIABJyCTzWyJr9HdbJFfQF3VnBGI&_nc_ht=scontent-ord5-2.xx&oh=00_AfDqp1j2FdpUFuv51fOax9EmfhadHWDCpe782X9RscS6aQ&oe=6635C272We're just checking that you want to follow this link — you can now continue to that website or go back to the home page.