Why is it failing to upgrade macOS Tahoe 26

Question 1

1 crwdns2930801:0crwdne2930801:0

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931217:0crwdne2931217:0

yesterdayDzi 29, 2026

answered yesterdayDzi 29, 2026 crwdns2933505:0crwdne2933505:0 DanJ

Question 2

1 crwdns2930801:0crwdne2930801:0

I changed display: computer lags, fans roar, battery status is missing

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

Oleksandr G

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tiawara ta 13 agoDzi 30, 2026

edited by author tiawara ta 13 agoDzi 30, 2026 crwdns2933505:0crwdne2933505:0 Oleksandr G

Question 3

1 crwdns2930801:0crwdne2930801:0

Keyboard is not working and fans max rpm BUT trackpad works

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

TL75

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Dzi 8, 2026

commented Dzi 8, 2026 crwdns2933505:0crwdne2933505:0 TL75

Question 4

2 crwdns2873741:0crwdne2873741:0

MacBook Pro battery flex cable connector broke off

MacBook Pro 16" 2019 crwdns2933315:02crwdne2933315:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

masiku 4 agoDzi 26, 2026

commented masiku 4 agoDzi 26, 2026 crwdns2933505:0crwdne2933505:0 DanJ

Question 5

3 crwdns2873741:0crwdne2873741:0

Repeated Kernel Panic when using Chrome (or Chromium APPs) not Safari

MacBook Pro 16" 2019 crwdns2933315:03crwdne2933315:0

Arnold Gao

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yesterdayDzi 29, 2026

answered yesterdayDzi 29, 2026 crwdns2933505:0crwdne2933505:0 Arnold Gao

Question 6

1 crwdns2930801:0crwdne2930801:0

Dark pulsing spot after installing used MacBook Pro screen

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931737:0crwdne2931737:0

Kul 11, 2026

answer edited Kul 11, 2026 crwdns2933505:0crwdne2933505:0 DanJ

Question 7

1 crwdns2930801:0crwdne2930801:0

Request for Assistance – Mac Battery Board Data Cable Connector Repair

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

mahes waran 11

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Kul 12, 2026

commented Kul 12, 2026 crwdns2933505:0crwdne2933505:0 mahes waran

Question 8

2 crwdns2873741:0crwdne2873741:0

iFixit Battery Performance Issues after updating to Tahoe OS?

MacBook Pro 16" 2019 crwdns2933315:02crwdne2933315:0

Rich W

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Yan 25, 2026

commented Yan 25, 2026 crwdns2933505:0crwdne2933505:0 Rich W

Question 9

2 crwdns2873741:0crwdne2873741:0

A2141 Diagnosing strange random crashes

MacBook Pro 16" 2019 crwdns2933315:02crwdne2933315:0

Allan Binderup

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Yan 19, 2026

edited by author Yan 19, 2026 crwdns2933505:0crwdne2933505:0 Allan Binderup

Question 10

2 crwdns2873741:0crwdne2873741:0

After replacing the battery, my computer does not work.

MacBook Pro 16" 2019 crwdns2933315:02crwdne2933315:0

livfe 7.1crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Yan 6, 2026

commented Yan 6, 2026 crwdns2933505:0crwdne2933505:0 livfe

Question 11

1 crwdns2930801:0crwdne2930801:0

Trackpad Flex Retention Screw Standoffs Torn Off the Logic Board

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931217:0crwdne2931217:0

N'w 9, 2025

answered N'w 9, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 12

1 crwdns2930801:0crwdne2930801:0

Stuck in DFU mode

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

N'w 8, 2025

commented N'w 8, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 13

1 crwdns2930801:0crwdne2930801:0

Weird: Battery won’t charge

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Huk 26, 2025

commented Huk 26, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 14

1 crwdns2930801:0crwdne2930801:0

LCD is finished, what are the options if any?

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

livfe 7.1crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Huk 22, 2025

commented Huk 22, 2025 crwdns2933505:0crwdne2933505:0 livfe

Question 15

1 crwdns2930801:0crwdne2930801:0

Where are the microphones located?

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

oldturkey03 851.5crwdns2936485:0crwdne2936485:0

crwdns2931217:0crwdne2931217:0

Huk 17, 2025

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

Question 16

1 crwdns2930801:0crwdne2930801:0

PROBLEM with screen image.

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931217:0crwdne2931217:0

Huk 17, 2025

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

Question 17

1 crwdns2930801:0crwdne2930801:0

Battery issues or something else?

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Nhl 28, 2025

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

Question 18

1 crwdns2930801:0crwdne2930801:0

battery not detected ,fan at 100% spin,lagging

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

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931737:0crwdne2931737:0

Nhl 27, 2025

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

Question 19

1 crwdns2930801:0crwdne2930801:0

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

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 499.4crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Nhl 15, 2025

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

Question 20

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

crwdns2944620:0MacBook Pro 16" 2019crwdne2944620:0

MacBook Pro 16" 2019 crwdns2944634:0crwdne2944634:0