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How to Change Time to Display List of Operating Systems at Startup in Windows 10

information   Information
If you have more than one operating system installed on your PC, then you will have 30 seconds by default to choose an operating system to run before the default operating system runs automatically.

This tutorial will show you how to change how long to wait to display the list of operating systems at startup before the default operating system runs automatically in Windows 10.


CONTENTS:
  • Option One: To Change Display OS Timeout in Advanced Startup Options
  • Option Two: To Change Display OS Timeout in Startup and Recovery
  • Option Three: To Change Display OS Timeout in System Configuration (msconfig)
  • Option Four: To Change Display OS Timeout in Command Prompt



EXAMPLE: "Choose an operating system" at startup timeout
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Change Time to Display Operating Systems at Startup in Windows 10 OPTION ONE Change Time to Display Operating Systems at Startup in Windows 10
To Change Display OS Timeout in Advanced Startup Options

1. While at startup, or after booting to advanced startup options, click/tap on the Change defaults or choose other options link at the bottom. (see screenshot below)

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2. Click/tap on Change the timer. (see screenshot below)

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3. Choose how long (5 minutes, 30 seconds, or 5 seconds) you would like to wait before the default OS runs automatically at startup. (see screenshot below)

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4. Click/tap on back button. (see screenshot below)

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5. Click/tap on the OS you want to run. (see screenshot below)

Click image for larger version. 

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Change Time to Display Operating Systems at Startup in Windows 10 OPTION TWO Change Time to Display Operating Systems at Startup in Windows 10
To Change Display OS Timeout in Startup and Recovery

1. Open the Win+X Power User Tasks menu, and click/tap on System.

2. Click/tap on the Advanced system settings link on the left, and close the System window. (see screenshot below)

Click image for larger version. 

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3. Click/tap on the Settings button under Startup and Recovery. (see screenshot below)

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4. Check the Time to display list of operating systems box, enter or select (arrows) how many seconds (0-999) for what you want, and click/tap on OK. (see screenshot below)
Note   Note
To have no timeout period and instantly run the default OS at startup, you could either enter 0 (zero) or uncheck the Time to display list of operating systems box.


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5. Click/tap on OK. (see screenshot below step 3)






Change Time to Display Operating Systems at Startup in Windows 10 OPTION THREE Change Time to Display Operating Systems at Startup in Windows 10
To Change Display OS Timeout in System Configuration (msconfig)

1. Press the Win+R keys to open the Run dialog, type msconfig, and click/tap on OK to open System Configuration.

2. Click/tap on the Boot tab, enter how many seconds (3-999) in Timeout for what you want, check the Make all boot settings permanent box, and click/tap on OK. (see screenshot below)

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3. Click/tap on Yes to confirm. (see screenshot below)

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4. When ready, click on the Restart button to apply. (see screenshot below)
warning   Warning
This will restart the computer immediately. Be sure to save and close anything open that you do not want to lose first.


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Change Time to Display Operating Systems at Startup in Windows 10 OPTION FOUR Change Time to Display Operating Systems at Startup in Windows 10
To Change Display OS Timeout in Command Prompt

1. Open an elevated command prompt or a command prompt at boot.

2. In the command prompt, type the command below, and press Enter. (see screenshot below)

bcdedit /timeout ###

Note   Note
Substitute ### in the command above for how many seconds (0 to 999) you want.

Using 0 seconds will have no timeout period and instantly run the default OS at startup.


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That's it,
Shawn