MacBook Pro 16" (2021 A2485) Upper Case Assembly and Battery Replacement Guide?

Question 1

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MacBook Pro 16" 2021 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

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yesterdayHuk 17, 2025

answer edited yesterdayHuk 17, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 2

1 crwdns2930801:0crwdne2930801:0

Where are the microphones located?

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

oldturkey03 834crwdns2936485:0crwdne2936485:0

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yesterdayHuk 17, 2025

answered yesterdayHuk 17, 2025 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 3

1 crwdns2930801:0crwdne2930801:0

PROBLEM with screen image.

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

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yesterdayHuk 17, 2025

answered yesterdayHuk 17, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 4

1 crwdns2930801:0crwdne2930801:0

I need this cable

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2021 crwdns2933313:01crwdne2933313:0

Corey Hardenburg 11

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Huk 8, 2025

commented Huk 8, 2025 crwdns2933505:0crwdne2933505:0 Corey Hardenburg

Question 5

1 crwdns2930801:0crwdne2930801:0

Magsafe 3 blinking orange slowly and Mac not turning on

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2021 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

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Huk 2, 2025

answer edited Huk 2, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 6

1 crwdns2930801:0crwdne2930801:0

Battery issues after screen replacement

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" Late 2023 crwdns2933313:01crwdne2933313:0

Ben 23

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Nhl 31, 2025

answer accepted Nhl 31, 2025 crwdns2933505:0crwdne2933505:0 Ben

Question 7

1 crwdns2930801:0crwdne2930801:0

Battery issues or something else?

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

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Nhl 28, 2025

commented Nhl 28, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 8

1 crwdns2930801:0crwdne2930801:0

MacBook turns off randomly during high CPU load after battery replace

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

oripaamoni

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Nhl 27, 2025

answered Nhl 27, 2025 crwdns2933505:0crwdne2933505:0 oripaamoni

Question 9

2 crwdns2873741:0crwdne2873741:0

Is this problem likely to be fixed by replacing the trackpad?

MacBook Pro 16" 2019 crwdns2933315:02crwdne2933315:0

Rasmus Johansson 211

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Nhl 27, 2025

commented Nhl 27, 2025 crwdns2933505:0crwdne2933505:0 Rasmus Johansson

Question 10

1 crwdns2930801:0crwdne2930801:0

battery not detected ,fan at 100% spin,lagging

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

crwdns2931737:0crwdne2931737:0

Nhl 27, 2025

answer edited Nhl 27, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 11

1 crwdns2930801:0crwdne2930801:0

Left Thunderbolt ports recognized but don't register connected devices

MacBook Pro 16" 2021 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

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Nhl 24, 2025

commented Nhl 24, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 12

0 crwdns2873741:0crwdne2873741:0

Water Spill Fans Running Constant Partial FIx

crwdns2934197:0crwdne2934197:0 MacBook Pro 16" 2024 (M4) crwdns2933315:00crwdne2933315:0

JVC Cincotta

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Nhl 22, 2025

asked Nhl 22, 2025 crwdns2933505:0crwdne2933505:0 JVC Cincotta

Question 13

1 crwdns2930801:0crwdne2930801:0

Why does my monitor turn off when I plug in this cable?

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

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Nhl 15, 2025

commented Nhl 15, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 14

4 crwdns2873741:0crwdne2873741:0

Spacebar is stuck, pressed down

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2019 crwdns2933315:04crwdne2933315:0

Bogdan Tudor

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Nhl 15, 2025

answered Nhl 15, 2025 crwdns2933505:0crwdne2933505:0 Bogdan Tudor

Question 15

1 crwdns2930801:0crwdne2930801:0

I ripped a connector, which one is it and am I screwed?

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

Boy den Hartog 11

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Nhl 13, 2025

commented Nhl 13, 2025 crwdns2933505:0crwdne2933505:0 Boy den Hartog

Question 16

1 crwdns2930801:0crwdne2930801:0

Replaced battery . Laptop still not working

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

crwdns2931737:0crwdne2931737:0

Nhl 11, 2025

answer edited Nhl 11, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 17

1 crwdns2930801:0crwdne2930801:0

Can we unlocked MacBook Pro A2141 boot locked

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

JANET ROMERO 11

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Nhl 10, 2025

commented Nhl 10, 2025 crwdns2933505:0crwdne2933505:0 JANET ROMERO

Question 18

1 crwdns2930801:0crwdne2930801:0

MacBook does not enter safe sleep after battery replacement.

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 495crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Nhl 10, 2025

commented Nhl 10, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 19

1 crwdns2930801:0crwdne2930801:0

URGENT] MacBook Water Damage – Need Expert Advice ASAP

MacBook Pro 16" 2021 crwdns2933313:01crwdne2933313:0

Alisha C 41.4crwdns2936485:0crwdne2936485:0

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Nhl 9, 2025

answered Nhl 9, 2025 crwdns2933505:0crwdne2933505:0 Alisha C

Question 20

1 crwdns2930801:0crwdne2930801:0

Display blank after repair; recognized in recovery assistant

MacBook Pro 16" 2021 crwdns2933313:01crwdne2933313:0

Ryan Shelton

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Nhl 9, 2025

commented Nhl 9, 2025 crwdns2933505:0crwdne2933505:0 Ryan Shelton

crwdns2944620:0MacBook Pro 16"crwdne2944620:0

MacBook Pro 16" crwdns2934277:0crwdne2934277:0