The digital signature on the update is missing or invalid.

how can I update my macbook 2011 if this is showing up The digital signature on the update is missing or invalid. The update may have been tampered with since being signed by Apple. The update will be downloaded and checked again the next time that Software Update runs." how can i fix this?? pls help me.


<Re-Titled by Host>

MacBook, Mac OS X (10.6.8), null

Posted on Jul 11, 2015 6:43 AM

Reply
8 replies

Jul 11, 2015 8:37 PM in response to Klaus1

i mean my macbook is already updated into 10.6.8 how can i update my macbook to the latest version?

cause its always popping up and it says "Software updates are available for your computer. Do you want to download and install them?"

then after i clicked continue and then install, this pops up "The update “MacBook SMC Firmware Update” can’t be saved." with this below it

The digital signature on the update is missing or invalid. The update may have been tampered with since being signed by Apple. The update will be downloaded and checked again the next time that Software Update runs."

Jul 15, 2015 7:47 PM in response to a brody

this is it

Hardware Overview:


Model Name: MacBook

Model Identifier: MacBook7,1

Processor Name: Intel Core 2 Duo

Processor Speed: 2.4 GHz

Number Of Processors: 1

Total Number Of Cores: 2

L2 Cache: 3 MB

Memory: 2 GB

Bus Speed: 1.07 GHz

Boot ROM Version: MB71.0039.B0B

SMC Version (system): 1.60f5

Serial Number (system): QZ******F5W

Hardware UUID: 1540C04B-8776-5188-96C0-B928C063B288

Sudden Motion Sensor:

State: Enabled



<Personal Information Edited by Host>

Jul 18, 2015 7:04 PM in response to ohcirej

iam done installing, but now this keeps happening


SOFTWARE UPDATE QUIT UNEXPECTABLY

Process: Software Update [558]

Path: /System/Library/CoreServices/Software Update.app/Contents/MacOS/Software Update

Identifier: com.apple.SoftwareUpdate

Version: 4.0.6 (271)

Build Info: SoftwareUpdate-2710000~1

Code Type: X86-64 (Native)

Parent Process: launchd [94]



Date/Time: 2015-07-19 09:59:54.167 +0800

OS Version: Mac OS X 10.6.8 (10K549)

Report Version: 6



Interval Since Last Report: 58982 sec

Crashes Since Last Report: 4

Per-App Interval Since Last Report: 2078 sec

Per-App Crashes Since Last Report: 3

Anonymous UUID: B706E51D-C52B-40B6-9D6D-915C580CF50C



Exception Type: EXC_CRASH (SIGABRT)

Exception Codes: 0x0000000000000000, 0x0000000000000000

Crashed Thread: 11

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The digital signature on the update is missing or invalid.

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