Some recording software can cause game to crash ( D3DGear for example).
Some issues can be resolved by repairing common libraries after the upgrade. Doing a fully clean install of Windows 10 (or upgrade with loss of data - carefully back-up first please!) can resolve such issues.
You may encounter issues after upgrading to Windows 10 from another version of Windows.
If you are using a Killer network card (these can be on your motherboard), and you experience multiplayer BSODs, please try updating the drivers for this card.
See tips about configuring the Steam browser here.
Some routers / firewalls identify the Steam multiplayer server queries as spam traffic.
If the game crashes on start-up or refuses to connect to any multiplayer sessions, please try to disable these programs (or configure them by adding exceptions as needed).
Some anti-virus programs or firewalls can prevent the start of the game or hamper it running smoothly.
Savegames from previous versions may not be compatible with newer versions when loading (and vice versa).
, Arma 3 F.A.Q. or BattlEye F.A.Q. for common troubleshooting, or this guide for Launcher troubleshooting. Visit the Bohemia Interactive support F.A.Q.
This list is a sampling of the most obvious known issues within our team. Also see our Feedback Tracker for reported issues.