FairEmail/FAQ.md

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Safe email
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Frequently Asked Questions
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<a name="FAQ1"></a>
**(1) Which permissions are needed and why?**
* Full network access (INTERNET): to send and receive email
* View network connections (ACCESS_NETWORK_STATE): to monitor internet connectivity changes
* Run at startup (RECEIVE_BOOT_COMPLETED): to start monitoring on device start
<a name="FAQ2"></a>
**(2) What are operations?**
The low priority status bar notification shows the number of pending operations, which can be:
* Mark message as seen/unseen in remote folder
* Add message to remote folder
* Move message to another remote folder
* Delete message from remote folder
* Send message
* Download attachment
<a name="FAQ3"></a>
**(3) What is a valid security certificate?**
Valid security certificates are officially signed (not self signed) and have matching a host name.
<a name="FAQ4"></a>
**(4) Why is IMAP IDLE required?**
Without [IMAP IDLE](https://en.wikipedia.org/wiki/IMAP_IDLE) emails need to be periodically fetched,
which is a waste of battery power and internet bandwidth and will delay notification of new emails.
<br>
If you have another question, you can use [this forum](https://forum.xda-developers.com/android/apps-games/source-email-t3824168).