Shacknews

Battlefield 6 progression changes boost XP gain, but XP farm nerfs are coming

Match completion and Daily Challenges XP have been increased and XP needed to unlock attachments has been reduced.
The Escapist

Battlefield 6 buffs XP gains and makes it easier to reach Mastery 20 on all weapons

Battlefield Studios has revealed it is buffing XP gains for dailies, matches, and lowering the XP needed to reach Mastery 20 on all weapons.
GameSpot

Battlefield 6 XP Farms Will Be Patched Out Soon, But Player Progression Will Be Dramatically Improved

The XP needed to unlock the first 20 Attachment Ranks has also been reduced, and the other big change is that the assignments ...