Create the file /data/data/com.instagram.android/shared_prefs/devprefs.xml and add the following content. (You will need root access to modify it)
<?xml version='1.0' encoding='utf-8' standalone='yes' ?>
<map>
<string name="debug_allow_user_certs_ttl">1557909551442:86400000</string>
<boolean name="debug_allow_user_certs" value="true" />
<boolean name="debug_disable_liger_fizz" value="true" />
</map>
Format: enabled_at_timestamp_in_millis:expires_in_millis
The value of debug_allow_user_certs_ttl is the timestamp in milliseconds that this setting was enabled as well as how many milliseconds until it will automatically be disabled. The default expires_in_millis is 1 day.
Update this value to the current timestamp and change the end value to something higher.
This setting allows user certificates that are installed on the device.
This setting disables TLSv1.3, which is required if you use proxies such as Charles, which don't support it.
Facebook introduced Whitehat settings allowing security researchers easier access to "analyze mobile traffic to and from your own device for Whitehat bug bounty purposes".
On which versions does this method work?