# FAQ

- [What is Hideez Key's manufacturer warranty?](/faq/what-is-hideez-keys-manufacturer-warranty.md): FAQ — Question 1
- [Supported browsers and applications](/faq/supported-browsers-and-applications.md): FAQ — Question 2
- [How to use Hideez Key for two-factor authentication](/faq/how-to-use-hideez-key-for-two-factor-authentication.md): FAQ — Question 3
- [How long does the Hideez Key work before the battery needs to be changed?](/faq/how-long-does-the-hideez-key-work-before-the-battery-needs-to-be-changed.md): FAQ — Question 4
- [Can I use the Hideez Key if my PC does not have Bluetooth 4.0 adapter?](/faq/can-i-use-the-hideez-key-if-my-pc-does-not-have-bluetooth-4.0-adapter.md): FAQ — Question 5
- [What should I do if my Hideez Key was stolen/lost?](/faq/what-should-i-do-if-my-hideez-key-was-stolen-lost.md): FAQ — Question 6
- [How many RFID keys can be written to one Hideez Key device?](/faq/how-many-rfid-keys-can-be-written-to-one-hideez-key-device.md): FAQ — Question 7
- [Where are my passwords physically stored?](/faq/where-are-my-passwords-physically-stored.md): FAQ — Question 8
- [How can I clean my Hideez Key if I want to give it to someone else?](/faq/how-can-i-clean-my-hideez-key-if-i-want-to-give-it-to-someone-else.md): FAQ — Question 9
- [Can I make a backup copy of the data from the Hideez Key?](/faq/can-i-make-a-backup-copy-of-the-data-from-the-hideez-key.md): Hideez FAQ — Question 10
- [How to import passwords from a CSV file?](/faq/how-to-import-passwords-from-a-csv-file.md): FAQ — Question 11
- [What physical conditions are dangerous for the Hideez Key?](/faq/what-physical-conditions-are-dangerous-for-the-hideez-key.md): FAQ — Question 12
- [Setting hotkeys](/faq/setting-hotkeys.md): FAQ — Question 13
- [Is the Hideez Key allowed on planes?](/faq/is-the-hideez-key-allowed-on-planes.md): FAQ — Question 14