Heimdall Studios
Steam PC edition

Borderlands 4

Borderlands 4 lets you combine character abilities with randomized weapons across a large science-fiction setting. In co-op, you can build your gear around the rest of your team. Expect equipment progression and repeated fights to drive the continuing search for loot.

Official game information ↗

From the publisher

Updates & announcements

Borderlands 4 Weekly Activities: Oct 22–29

Borderlands 4's October 22-29 rotation is live through a server-side update: Driller Hole is the Big Encore Boss, and Old Lads has Vampiric, Armored and Strong modifiers with a Golden God Ripper Shotgun reward. Maurice's Black Market also moves. An internet connection is required; campaign completion unlocks the weekly boss and mission in the ECHO map.

Publisher on Steam

Version 1.11 Update Notes - October 22, 2026

Borderlands 4 version 1.11 fixes progression blockers, boss encounters and objective tracking in Story Pack 2: FL4K and the Last Resort. It adjusts Loveless's Contagion, shuriken and Wyrm behavior, balances other Vault Hunters and fixes gameplay issues. Restart the game to apply it and avoid connection errors. Story Pack 2 and Loveless require the relevant paid content.

Publisher on Steam

Borderlands 4 Weekly Activities: October 15–22

The October 15–22 weekly activities are live through a server-side update, including a Weekly Big Encore Boss, Wildcard Mission and a new location for Maurice’s Black Market.

Delivered update

Checked 2026-10-22 · Publisher announcements reviewed for this edition.

Your content route

Oak2 Python SDK / 2-Player Split-Screen Unlocked

Install the matching Oak2 Mod Manager using its maintainer guide. Launch once and check that the console mod menu appears before you add bl4ss.sdkmod to sdk_mods beside mods_base.sdkmod.

Oak2 SDK with embedded Python

Requirements

Documented locations

Locations are relative to the verified installation or documents folder; do not create guessed folders.

Back up saves before adding split-screen characters. Follow the SDK’s removal procedure and restore only files it installed; do not mix different loaders blindly.

Know your edition

Game details

Edition scope

This guide’s update and mod instructions apply to the identified Steam PC edition. Other stores, console releases and test branches can differ.

windows

Community context

Fresh official-store lookup did not expose a recent review row (age gate or unavailable recent summary). All-time values retained without a claim about present sentiment.

Review aggregates describe the displayed sample and can change.

Sources & review

Reviewed October 17, 2026. Exact editions and mod requirements can differ across stores and branches.

This is an informational guide. Automatic mod-folder preparation and package installation are not enabled for this game in Heimdall Link.