Purpose of Knowledge Article:
- A guide on how to install or uninstall CrowdStrike Falcon from Berkeley Lab computers
- The CrowdStrike Falcon macOS installer is a universal binary and will work on Intel and Apple Silicon (M1, and M2) chipsets
Resolution:
IMPORTANT:
- Be sure to select the correct instruction for the operating system you are using
- It is highly recommended to read the instructions before installing CrowdStrike Falcon
If you have Sophos Antivirus:
- If you have Sophos Antivirus on the computer, the CrowdStrike Falcon installer will uninstall it for you.
- If you have Sophos Antivirus on the computer, a restart will be required to finish the Sophos uninstallation process.
Install CrowdStrike Falcon
Expand the instruction for the operating system you are using:
- The CrowdStrike Falcon macOS installer is a universal binary and will work on Intel and Apple Silicon (M1, and M2) chipsets
| 1 | Go to https://software.lbl.gov/swSoftwareDetails.php?applicationID=259 and download CrowdStrike Falcon Sensor for macOS 12 and 13 | no image |
| 2 | Browse to the location where the file LBL_CS_MacOS_12_13 is downloaded, and right-click on it |
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| 3 | Click Open | |
| 4 | Click Open to the popup saying "macOS cannot verify the developer of LBL_CS_MacOS_12_13. Are you sure you want to open it?" |
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| 5 | Click Continue for the "Introduction" and "Read Me" section |
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| 6 | Click Install |
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| 7 | Type in your computer password |
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| 8 | Click Install Software | |
| 9 | Click Allow to the popup saying "'Faclon' would like to filter network content" |
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| 10 | A "System Extension Blocked" popup will appear, click Open Security Preferences |
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| 11 | Select Privacy & Security |
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| 12 | Look for "Look for "System software from application "Falcon" was blocked from loading" | |
| 13 | Click Allow | |
| 14 | Type in your computer password |
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| 15 | Click Unlock | |
| 16 | click OK on the popup saying "Installer would like to modify apps on your mac" |
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| 17 | Installation is done. Click Close |
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| 18 | Click Move to Trash Note: if you have Sophos, you will need to restart the computer for Sophos to finish uninstalling. |
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| 19 | If you want to confirm CrowdStrike Falcon is installed and running, see Is CrowdStrike Falcon Running? | no image |
Instructions for Windows 10 and Windows 11 are essentially the same. The main difference is how they look.
| 1 | Go to https://software.lbl.gov/swSoftwareDetails.php?applicationID=259 and download CrowdStrike Falcon Sensor for Windows | no image |
| 2 | Browse to the location where the file LBL_CS_Win_Installer_vX.X is downloaded, and double-click on it |
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| 3 | You may see the popup "Windows Protected your PC" Click More info If not, skip to Step 5 |
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| 4 | Click Run anyway |
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| 5 | The pop-up "Do you want to allow this app to make changes to your device?" will appear Click Yes |
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| 6 |
A command prompt window will appear stating "This may take several minutes. This window will close when the full process is complete" This process will take between 4 to 10 minutes If you have Sophos, you will need to restart the computer for Sophos to finish uninstalling. During this process, you may see the following notifications in the bottom right corner. You can ignore it.
This happens because during the transient state, Sophos Antivirus is being removed and CrowdStrike Falcon is being installed. |
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| 7 | Once the command prompt window disappears. You are done. If you want to confirm CrowdStrike Falcon is installed and running, see Is CrowdStrike Falcon Running? |
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Uninstall CrowdStrike Falcon
Expand the instruction for the operating system you are using:
| 1 | Launch the Terminal app from the Utilities folder |
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| 2 | Run sudo /Applications/Falcon.app/Contents/Resources/falconctl uninstall |
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| 3 | Type in your computer password and hit Enter key on your keyboard | |
| 4 | You will see a confirmation saying "Falcon is uninstalled" |
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| 1 | Click on the Start Menu icon |
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| 2 | Type in Control Panel | |
| 3 | Click Control Panel | |
| 4 | Click Programs and Features |
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| 5 | Select CrowdStrike Windows Sensor in the list |
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| 6 | Click Uninstall | |
| 7 | The Do you want to allow this app to make changes to your device will pop up Click Yes |
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| 8 | Click Uninstall |
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| 9 | The uninstallation process will take a moment. When it is done, click Close |
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