Yosemite does not appear to be a valid os installer application. 95 Macbook Pro 13" 2015 with OS X Yosemite on board.

Yosemite does not appear to be a valid os installer application Basically, if the Mac is capable of running OS X Mavericks, it is capable of running OS X Yosemite too. " It appears the Catalina Install file downloaded from Apple is only a stub as it is only 19. 1MB. Sep 26, 2017 · First, it would appear that you have not downloaded a correct app from the App Store. For the past 3 days I have been trying to install El Capitan on an old mac that is currently completely erased and was previously on Mountain Lion. The "Install OS X El Capitan" application appears to start normally if opened from the finder. 7. " Sep 27, 2017 · 在appstore中下载的，但是安装时弹出如下提示，也尝试过重新下载或者重启电脑，均无法操作成功。 然后按照Apple support邮件给的方法也不行： 制作u 盘安装器： 1. I've been trying to install OS X El Capitan, but always get the following message: "This copy of the Install OS X El Capitan application can't be verified. After booting it up and beginning to install the OS X, I got the Feb 10, 2019 · I keep getting the error message:/Applications/Install macOS High Sierra. Will I be able to install just Yosemite or el capitan? Without installing previous os upgrades? This way I can have a fresh mac book. Just plug the USB drive, open the app and follow the steps to create the OS X Yosemite USB installer. 18 GB. Does anyone have an idea of what is wrong? Click to expand Sep 18, 2024 · The Full Version of macOS 15 Sequoia Installer Application is 14. ) Making install media out of partial macOS installers (“not a valid OS installer application”) a. app” launcher in the /Applications/ directory of the Mac (downloaded from the App Store, but not installed) Of course, we’re assuming the destination Mac (s) that are going to get Yosemite are compatible. pkg is over 13GB! 1) Any suggestions ? What am I doing wrong ? 2) Why can't I convert InstallAssistant. If you're using Windows, in order to get access to the installer, you'll need to borrow a macOS machine, go to a Apple Retail Store and download it there, or use a Hackintosh. 10. May 8, 2018 · /Applications/Install macOS High Sierra. app does not appear to be a valid OS installer 为Mac OSX El Capitan，Yosemite、Mavericks，macOS Sierra，macOS High Sierra，macOS Mojave，macOS Catalina, macOS Big Sur，macOS Monterey，macOS Ventura和macOS Sonoma创建USB启动盘。 Sep 28, 2023 · "/Applications/Install macOS Sonoma. You now don't need the --applicationpath parameter. 9 GB in size. Jan 19, 2015 · Two unusual error messages that can occur during the attempted installation of Mac OS X El Capitan or Mac OS X Yosemite are the “This copy of the Install OS X El Capitan application can’t be verified. Nov 12, 2023 · /Applications/Install macOS Sonoma. After Googling the error, I found this Reddit answer, but I'm not sure what he's talking about or why it should be done, so I haven't tried it. Second, you are using the wrong syntax for the createinstallmedia command in the High Sierra installer. Fortunately, you can easily overcome it by travelling back in time (from the operating system Nov 16, 2020 · Error "macOS Catalina. It also happens if I use the DiskMaker GUI. I've retried downloading latest Big Sur multiple times now on different computers running both Catalina and Big Sur. 95 Macbook Pro 13" 2015 with OS X Yosemite on board. After hours of searching and trying suggested fixes, I finally noticed that the instructions were wrong. If you get a message that the installer does not appear to be a valid installer application, delete the installer, use Disk Utility to repair your startup disk, then download the installer again. 54 GB see below What you have appears to a " Stub " which has just enough of Sequoia on it So that when you launch this Stub, it will call back to the Apple Servers and pull down all the remaining elements of Sequoia May it be suggested to delete the Stub, if you want to create a Bootable Installer The use the Terminal Command Sep 26, 2017 · Just downloaded High Sierra install app from the App Store, but Terminal tells me " /Applications/Install macOS High Sierra. same thing, cannot download directly from OCLP, tried download from mrmacintosh, got the " does not appear to be a valid OS installer application. app does not appear to be a valid OS installer application /Applications/Install macOS Ventura. For brevity I created one last year (2023) with no problems but this year (2024) when I followed the exact same steps in “terminal” I received the following error: “/Applications/Install macOS Ventra. app installer ? Jun 27, 2022 · /Applications/Install macOS Monterey. 5) I got error as below: Mar 11, 2016 · Instructions to create a bootable El Capitan (or Mavericks or Yosemite) installer on a computer running El Capitan all seem to rely on a small (command line) executable called createinstallmedia that is part of the OS X Install application (/Contents/Resources), even the GUI options like Disk Maker X seem to rely on it. If you have 7z around (on Windows/Linux as well), you can just point it at all the compressed files mentioned in this paragraph. " Dont understand as this is downloaded from the App Store Any Help Appreciated Bill Oct 17, 2014 · The “Install OS X Yosemite. The correct "Install macOS High Sierra. What I have done is downloaded the OS from hackintosh and converted it to a bootable USB on my Windows laptop with the program TransMac (I see no other way of doing this on windows). app does not appear to be a valid OS installer application Hi ! Trying to setup a bootable installation disk on a shared partition of a usb drive for the past 2 days, and really need new eyes on it !! The used command was : Jun 3, 2020 · (PS. May 10, 2013 · But when I do so Terminal gives the message: "Applications/Install macOS High Sierra. app does not appear to be a valid installer application” and after troubleshooting and Oct 20, 2023 · A Full and Compete Version of Sonoma is about 12. 5 days ago · I'm thinking of using this method to revert back to an older os due to my mac slowing down with Sierra. app" should be 5. Oct 22, 2025 · Summary: This article covers all common issues and fixes regarding creating bootable USB installers on Mac via either Terminal or OCLP. " May 2, 2019 · If you’re trying to create a bootable installer for an older macOS version (like El Capitan) with createinstallmedia, and it fails with a “ does not appear to be a valid OS installer ” error, quite possible the actual problem is that the digital certificate of your macOS installer has expired. Check out this Apple support page. pkg into a full . The command is as follows: Sep 28, 2017 · Trying to make a bootable usb and I keep getting this "/Applications/Install macOS High Sierra. This is what the terminal drops on me after I follow the steps on the apple page about creating a bootable USB Drive, does not work Posted on Jun 27, 2022 5:48 PM Mar 14, 2018 · when I try to make a bootable pen drive for installing mac os high sierra on mac book pro of mac os x Yosemite (10. Mar 13, 2021 · Try to download a fresh Big Sur full installer (maybe the old installer's certificate is expired). To work around this issue you open the Date & Time preferences pane, uncheck the box for "Set date & time automatically" & set the date back to just after the time Yosemite was initially released (October 16, 2014) then run the installer. This happens after a fresh download of the installer from the App Store. It may have been corrupted or tampered with during downloading. The High Sierra directory is present, I'm able to press tab on my keyboard to auto-complete the paths. To create a bootable USB installer for any macOS, OS X, or Mac OS X version, use iBoysoft DiskGeeker. app does not appear to be a valid OS installer application. I have followed the Apple menu to this point. 0 Check the Installer Application by Control Click A Sub Menu should appear and use the Get Info Look for the Size If it were a full version it would present something like 12. To fix this, delete the one downloaded from the App Store. Jun 5, 2024 · One proviso: Mist is relatively new, and may not run on older Macs or on older OS's. " don't know how to solve that ufff. HT201372 does not appear to be helpful. Jun 5, 2024 · Install macOS Sonoma. " I've uploaded a screen shot of the Terminal window. Jul 20, 2008 · As title states, Im trying to create the bootable USB using the "createinstallmedia" command in terminal. 9 GB or bigger Most case, using the Terminal command below Suggest you copy and paste the command Oct 27, 2015 · /Applications/Install OS El Capitan. Jun 7, 2024 · I’m in the process of attempting to create a macOS Ventura USB Boot Disk and I need some help. I also tried adding "--downloadassets", even though I don't understand why would it download something if InstallAssistant. 首先在App Store里下载 macOS High Sierra的系统，确定系统下载在finder的应用程序里 Jun 24, 2012 · The install app file does appear in the application folder but when i run it in terminal I get the message "Install macOS Monterey. Anyone know how to get the installabled download app for macOS Sonoma? Apr 4, 2021 · But this yields /Applications/Install OS X El Capitan. Dec 24, 2022 · I followed the Macworld post "How to create a bootable USB macOS installer" and got that error. Apr 5, 2022 · From that thread, the issue is that the installer downloaded from the macOS app store is just a skeleton installer, and does not contain all of the content. CindydeMacBook-Pro:~ cindy$ /Volumes/MyVolume U盘为GUID分区,名称为MyVolume。 在应用程序里有macOs high Sierra 的安装程序。 可是做u盘安装盘就说找不到程序。 求解，谢谢！ May 19, 2024 · /Applications/Install macOS Monterey. Jun 11, 2023 · 使用可引导安装器 确定您使用的是不是搭载 Apple 芯片的 Mac，然后按照相应的步骤操作： Apple 芯片 将可引导安装器插入已连接到互联网且与您要安装的 macOS 版本兼容的 Mac。 将 Mac 开机并继续按住电源按钮，直到您看到启动选项窗口，其中会显示可引导宗卷和一个标有 “选项” 字样的齿轮图标 Jan 26, 2018 · /Applications/Install macOS High Sierra. I guess High Sierra's Terminal should execute the command but I have not tried that in older OS X. But TRY IT first to see if it will work for you. " [I tried downloading macOS 12. Nov 20, 2022 · Password: /Applications/Install macOS High Sierra. Aug 14, 2015 · Instead of trying to create a Yosemite USB installer with a command, I'd suggest you to use a trusted app like DiskMaker X. When I google this error some results indicate it is due to an expired file, but changing my system date to 2016 does not fix it. 2 from the Apple app store, but after fifteen minutes it said the estimated download time was 28+ hours! I gave up. Oct 29, 2020 · I received the error message: "macOS High Sierra. At least it was when I manually downloaded Sonoma 14. Nov 20, 2020 · /Applications/Install macOS Big Sur. Oct 7, 2015 · After which I receive the error: /Applications/Install OS X El Capitan. From the El Capitan download Let’s expand the El Capitan package. I've followed several directions including the one on Apple's site and all of them end with the "/Applications/Install macOS Big Sur. " By the way this is not a date time issue, date is correct on my computer. app does not appear to be a valid OS installer application" while attempting to create a bootable usb using the command: Apr 22, 2025 · The installer is not directly available to Windows users. ayp5 cllgv ow3e7 nas4c sr08 oqth sir uxzg eprecz 5ebsr