Subnautica 2 Beginner Guide: Full Process to Unlock Digestion, Backpack Expansion, and Ore Gathering

From the escape pod, follow directions and distances to find the Angel's Mole to unlock eating fish, explore four biological beds to expand backpack, collect basic ores like silver, copper, titanium, obtain lead and processor, build habitat and unlock Sonic Resonator.

• Guide Theme: Exploration Tips

Unlock Digestion Function

• Depart from the escape pod
• Carry the multi-tool knife (to cut acid leaf packs)

Expand Backpack Slot 1

• In the input, 'Qixi Place' should be 'Habitat'; 'Processor' may refer to 'Processing Chip'; the original 'Noise Wave Resonator' is actually 'Sonic Resonator'.

Unlock Digestion Function

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Unlock Digestion Function

Swim 30 meters north from the escape pod. At 174 meters, find the Angel's Mole (large glowing structure). Touch it to unlock the Digestion function, allowing you to eat fish or cooked food.

Expand Backpack Slot 1

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Expand Backpack Slot 1

Swim 197 meters at 60 degrees northeast from the escape pod. Find a small blue light next to a small platform, enter the nearby cave, turn left into a room with a biological bed. Touch it to increase stamina and expand your backpack by 3 slots.

Expand Backpack Slot 2

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Expand Backpack Slot 2

Swim 353 meters due north to see an abandoned house. Enter through the large hole on the right, turn left past a red glowing flower, go down to find a cave entrance leading to a room with a biological bed. Touch it again to increase stamina and unlock 3 backpack slots.

Expand Backpack Slot 3

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Expand Backpack Slot 3

Swim 211 meters south to find a large pillar sticking out of the water. Dive into the large hole next to the pillar, enter the room with red circles, and touch the biological bed to increase stamina and unlock backpack slots.

Expand Backpack Slot 4

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Expand Backpack Slot 4

Swim 169 meters southwest to find a skeleton on the wall. Next to it, look down to see a large pillar with a small blue light at its base. Beside it is a circular entrance. Enter and touch the biological bed to expand your backpack by two rows.

Obtain Basic Ores

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Obtain Basic Ores

Return to the Angel's Mole, swim north to the previous small platform (with the blue light). On the left side of the platform, there is a small cave. Dive in to collect large amounts of silver, copper, titanium, quartz, and other ores.

Obtain Lead and Processor

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Obtain Lead and Processor

From the northeast of the Angel's Mole, enter Camp One. Pass through the current, turn left through a large hole, and find the large shipwreck. Enter from the bottom, scan the Tadpole parts and the Processor (used for the Sonic Resonator). Go down through the wreck's cave entrance and use the resonator to collect purple lead ore.

Obtain Weak Acid

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Obtain Weak Acid

Find purple flower buds in underwater caves. Use the multi-tool knife to break them and obtain Acid Leaf Packs. At the base fabricator, use Acid Leaf Packs to craft batteries and weak acid.

Unlock Habitat Builder

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Unlock Habitat Builder

Scan the first Habitat Builder at the bottom platform of the Angel's Mole. Then go to Camp One, enter through the cave opening, and scan the second on the floor. Once you have both, you can build bases and processors.

Obtain Sonic Resonator

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Obtain Sonic Resonator

Swim 346 meters north from the escape pod to find an old habitat. Enter through the front entrance, turn around and scan the first Resonator part on the table. Go deeper and find the second on the floor. Unlock the Sonic Resonator (used for collecting lead ore, etc.).

Expand Backpack Slot 3

• How to unlock eating fish in Subnautica 2?
• How to expand backpack in Subnautica 2?
• Where to mine ores in Subnautica 2?
• How to get the Sonic Resonator in Subnautica 2?