For an iMac equipped with an Intel processor, the Non-Volatile Random-Access Memory (NVRAM) – commonly known as NVRAM – holds essential settings required for the computer's operation before it accesses the hard drive or boots up the operating system.
Should these settings become corrupted, a reset procedure during the iMac's startup enables you to restore them to their default state.
However, if you encounter a situation where the NVRAM reset is not functioning, don't worry. This guide will guide you through three practical steps to resolve the issue and restore your Mac to optimal condition:
Resetting NVRAM on a Mac is a vital troubleshooting step to address various system-related issues. NVRAM (Non-Volatile Random-Access Memory) holds essential settings such as volume, display resolution, and startup disk selection, and resetting it often resolves these problems.
However, if the NVRAM reset not working, it could be due to several factors. One common reason could be the presence of a firmware password, which blocks the reset process.
Additionally, software issues or hardware malfunctions can interfere with the normal NVRAM reset, resulting in the Mac booting up regularly without the reset occurring as intended.
Before embarking on significant system alterations like resetting the NVRAM on your Mac, it is imperative to guarantee that your precious data is secure. Data loss can occur unforeseenly during these procedures due to various reasons. Hence, it is strongly advised to make a thorough backup of your essential files and documents.
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Protect Your Mac Data with Backup
Backup and restore your MacBook/iMac easily without using Time Machine, iCloud, or external hard drives.
Data loss can occur, whether due to a technical issue, accidental deletion, or system alterations such as NVRAM resets.
In such unforeseen circumstances, having a dependable data recovery solution is crucial. The Data Recovery Wizard for Mac Pro emerges as a trustworthy tool, guaranteeing the accessibility of your data. It is specifically crafted to recover permanently deleted files on Mac, encompassing documents, photographs, videos, audio files, emails, and more. Whatever data you may have lost, this tool has the potential to restore it.
Here are the steps to back up your data in case you lose it:
Step 1. Click "Disk Backup" > "Create Backup" > "Next" on the main interface of the Mac Data Recovery Wizard. You can create a drive backup image in case the data gets overwritten.
Step 2. Choose an internal volume to back up, then click "Create Backup." If you intend to create backups and restore data from an external hard drive, USB flash drive, or SD card, make sure to connect the storage device to your Mac beforehand.
Step 3. Select a location to save your backup files, and rename your backup file as desired, then click "Save". It's not advisable to save backups on the same storage device from which you intend to recover data.
Equipped with an intuitive user interface, individuals with limited technical expertise can easily navigate and effectively utilize this tool.
It also prioritizes the security and privacy of your data by ensuring a secure recovery process without risking further damage or loss to your files. This translates to: It also places great importance on the security and privacy of your data, guaranteeing a secure recovery process that safeguards your files from any additional damage or loss.
Now that you're more familiar with backing up your data for a secure reset, let's proceed directly to the crucial steps to resolve the issue of NVRAM reset not working on your Mac.
This method offers the simplest way to initiate a Mac restart command, assuming your cursor is working properly. The process is similar across all MacBook Pro models, regardless of the macOS version they are running.
Here are the steps to restart a MacBook using the Apple menu: 1. Click on the Apple logo in the top-left corner of your screen. This will open a drop-down menu. 2. From the menu, select "Restart" option. It is usually the second option below the "Shut Down" option. 3. A confirmation dialog box may appear asking if you want to restart your MacBook. Click "Restart" again to confirm. 4. Your MacBook will begin the shutdown process and then automatically turn back on. Wait for it to complete the startup process, which includes loading all necessary system files and opening any previously open applications. That's it! Your MacBook has been restarted through the Apple menu.
Step 1. Go to the Apple menu located in the upper left corner of the screen.
Step 2. Select the "Restart" option from the menu.
Step 3. If you'd like, check the box next to "Reopen windows when logging back in."
Step 4. Proceed by clicking "Restart" again, or allow the timer to count down for an automatic restart.
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6 Solutions to Fix Mac Not Restarting After Update
This article presents 6 methods to resolve the issue of Mac not restarting after an update, along with using Mac data recovery software for assistance. Read more >>
Here are the steps to update your Mac: Here are the steps to update your Mac:
Step 1. Tap on the Apple logo located in the top-left corner of your screen.
Step 2. Next, choose "System Preferences." If an update is available, you might see a notification within the dropdown menu.
Step 3. Proceed by selecting "Software Update", which is represented by the gear icon. If an update is available, a red badge icon might appear in the top-right corner of the gear symbol.
Step 4. Wait for your Mac to check for updates. The progress wheel may spin momentarily while it searches.
Step 5. After that, click on "Upgrade Now." A pop-up window will appear, displaying a countdown timer estimating the time required for the download to complete.
Here are the steps to update App Store apps on your Mac: 1. **Open the App Store**: Click on the App Store icon in your Dock or find it in the Applications folder. 2. **Sign In**: If you're not already signed in, click on the "Account" button in the top right corner and enter your Apple ID and password. 3. **Access the Updates Tab**: Once signed in, click on the "Updates" tab located in the top menu bar of the App Store window. 4. **Check for Updates**: The App Store will automatically scan for any available updates for your installed apps. You'll see a list of apps with pending updates, if there are any. 5. **Update Individual Apps**: To update a specific app, locate it in the list, click on the "Update" button next to it. If you want to read the release notes or see more details, click on the app's name to open its page. 6. **Update All Apps**: To update all your apps at once, click on the "Update All" button located beneath the list of available updates. A confirmation prompt may appear; click "Update" to proceed. 7. **Wait for Updates**: The update process will begin, and you might see a progress bar for each app being updated. Wait until the App Store indicates that all updates have been completed. 8. **Relaunch Apps**: After the updates are finished, you might need to relaunch some apps for the changes to take effect. That's it! Your Mac's App Store apps should now be up to date. Remember to periodically check for updates to ensure you have the latest features and security patches.
Step 1. Launch the "App Store."
Step 2. Select "Updates" from the sidebar.
Step 3. Click "Update All" to install all available updates.
To upgrade Mac applications that weren't obtained from the App Store, you'll need to visit the developer's website to install the most recent versions. Additionally, these apps might prompt you to update when you launch them.
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Another approach to make the NVRAM reset work is by attempting the reset procedure repeatedly. There are three methods to achieve this: 1. **Command Prompt Reset:** Reboot your device and press and hold specific keys (such as Command + Option + P + R) just before the startup chime sounds. Keep holding until you hear the chime again, indicating that the NVRAM has been reset. 2. **For Macs with Touch ID:** Power off your Mac, then press and hold the Touch ID button (also known as the power button) for at least 10 seconds until you see the Apple logo. Release the button, and your Mac will start up normally, having reset the NVRAM. 3. **Using Startup Manager:** If your Mac supports it, you can enter the Startup Manager by pressing and holding the Option key during startup. Once the Startup Manager appears, select your main boot drive, then release the key. Now, restart your Mac while pressing and holding the Command + Option + P + R keys until you hear the startup sound twice. Remember that each Mac model might have slightly different key combinations, so consult your device's documentation or online resources for specific instructions.
Method 1: Resetting NVRAM Using Mac Terminal
This procedure is also applicable for M1 or M2 devices if you suspect any issues but are unsure whether the device has already reset itself.
Step 1. Open "Spotlight" and type terminal in the search bar.
Step 2. Launch Terminal when the application appears.
Step 3. Type sudo nvram -c and press "Enter."
Step 4. Enter your password when prompted.
Step 5. Type in sudo shutdown -r now and press "Enter" again. Wait for your Mac to restart.
Method 2: Resetting NVRAM on an Intel-based MacBook
This method works best with a wired keyboard; wireless keyboards might not yield the desired results for resetting NVRAM on an Intel-based Mac.
Step 1. Start by turning off your MacBook.
Step 2. Power on your Mac by pressing the power button, and then hold down "Command + Option + P + R" keys together.
Step 3. Let go of the keys once the Apple logo reappears.
Step 4. Your Mac's NVRAM has been successfully reset once it finishes starting up.
Method 3: Resetting NVRAM on Silicon-based MacBooks
If you have an Mac with Apple Silicon (equipped with an Apple M1 or Apple M2 chip), a manual NVRAM reset is not possible. These Macs with advanced processors automatically test and reset the NVRAM during startup if any issues are detected.
Hence, it's imperative to ascertain your MacBook's chip type before proceeding with a reset. Attempting an Intel-based MacBook reset method on an M-series chip MacBook might lead to unforeseen errors.
Upon examining the potential solutions for the "NVRAM reset not working on Mac" error, it becomes clear that addressing such issues is crucial for ensuring seamless system performance.
However, if the reset fails despite efforts or crucial data is lost in the process, reliable data recovery software like the Data Recovery Wizard for Mac Pro becomes indispensable.
The software's effectiveness in retrieving lost data, coupled with its user-friendly interface, makes it a primary choice for restoring vital files, providing a safety net during troubleshooting processes.
Upon downloading this software, you can have peace of mind knowing that your data is securely protected during intricate technical processes such as NVRAM resets on your Mac.
Here are some common questions people ask regarding the "NVRAM reset not working on Mac" issue: 1. **What is NVRAM, and why do I need to reset it on my Mac?** NVRAM (Non-Volatile Random-Access Memory) is a small amount of memory on your Mac that stores configuration settings and system parameters. Resetting NVRAM can resolve issues related to sound, display, startup disk selection, and other system behaviors. 2. **How do I perform an NVRAM reset on my Mac?** To reset NVRAM on most recent Mac models, follow these steps: - Shut down your Mac. - Press the power button to turn it on. - Immediately press and hold the following keys together: Command (⌘), Option, P, and R. - Keep the keys pressed until you hear the startup sound *twice* or until the screen turns on and off again. - Release the keys, and your Mac will continue to boot up normally. 3. **Why isn't the NVRAM reset working for me?** If the NVRAM reset doesn't work, it could be due to incorrect key combination, hardware issues, or the problem might not be related to NVRAM at all. Try different troubleshooting steps, like safe mode or SMC (System Management Controller) reset. 4. **Should I try resetting the SMC if NVRAM reset fails?** Yes, if the NVRAM reset doesn't solve the problem, resetting the SMC is recommended. The steps to reset SMC vary depending on your Mac's model. For laptops with a built-in battery, unplug the power adapter, press and hold the Shift, Control, and Option keys along with the power button for 10 seconds, then release all keys and plug in the power adapter before turning the Mac back on. 5. **Can firmware updates or macOS updates cause NVRAM issues?** In rare cases, software updates might affect NVRAM settings. If you recently updated your Mac, the issue could be related to the update. You can try rolling back to a previous version or seeking assistance from Apple Support. 6. **When should I seek professional help for this issue?** If none of the troubleshooting steps resolve the problem, or if you're unsure about performing the resets yourself, it's advisable to contact Apple Support or visit an Apple Authorized Service Provider for further assistance.
1. How to perform an NVRAM reset?
To perform an NVRAM reset, follow these steps: 1. Shut down your device completely. 2. Locate the power button on your device. 3. Press and hold the power button along with any other required keys for the specific device. This combination varies depending on the device model; for example, on a Mac, you would press and hold the Command + Option + P + R keys. 4. Continue holding the buttons until you hear the startup sound play again or see the screen go blank. For some devices, you might need to hold the buttons for up to 20 seconds. 5. Release all the buttons. 6. Allow the device to boot up normally. After the NVRAM or PRAM (Parameter Random Access Memory) reset, your device will restart with default settings for items like volume, display resolution, time zone information, and startup disk selection.
Step 1. Turn off your Mac.
Step 2. Turn the Mac back on, and as soon as it starts, press and hold "Command + Option + P + R."
Step 3. Hold down this key combination for about 20 seconds, then let go to allow your Mac to start up normally. If you have an older Mac that chimes at startup, keep the keys pressed until you hear a second chime.
Step 4. Verify and adjust preferences in the Startup Disk, Display, and Date & Time sections within System Preferences to ensure they correspond to your desired settings.
2. How long does it take to reset NVRAM on a Mac?
Resetting the NVRAM on a Mac typically takes about 20 seconds. During this process, the screen might briefly turn black, and then the startup sound will play, signaling that the reset is finished. However, the exact time may vary slightly depending on the specific Mac model and its specifications.
3. How do I reset my NVRAM terminal? To reset your NVRAM (Non-Volatile Random-Access Memory) terminal, follow these steps: 1. **Power Off the Terminal**: First, turn off your terminal by unplugging it from the power source or holding down the power button until it shuts down completely. 2. **Locate the Reset Button**: On the back or bottom of the terminal, find the small hole or button labeled "Reset" or "NVRAM Reset." 3. **Use a Paper Clip or Similar Object**: Take a straightened paper clip or any small object with a thin and pointed end. 4. **Press and Hold the Reset Button**: Insert the paper clip into the reset hole and apply gentle pressure while holding it for about 10-15 seconds. This will initiate the NVRAM reset process. 5. **Release and Power On**: Release the button and plug the terminal back in, or press the power button to turn it on. The terminal should now start up with its default settings. If your terminal has specific instructions for resetting NVRAM, consult the manufacturer's manual or online support resources for accurate guidance.
To reset your NVRAM using the terminal, follow these brief steps:
Step 1. Go to "Spotlight."
Step 2. Type "terminal" in the search bar and select the application when it appears.
Step 3. Enter sudo nvram -c and press "Enter".
Step 4. Enter your password when prompted.
Step 5. Type in sudo shutdown -r now and press "Enter" again. Following that, wait for your Mac to restart.
< strong > 4. Do I need to reset the NVRAM before selling a Mac?
Yes, you should reset the NVRAM on a Mac before selling it. This step helps remove potentially sensitive data stored in NVRAM, such as Wi-Fi passwords or system configurations, ensuring a fresh start for the new owner. It contributes to maintaining privacy and prevents any chance of data exposure. Additionally, performing a full system wipe and re-installing macOS is essential to ensure all personal data is eradicated, returning the Mac to a factory-like condition.