Privacy and Security Change Maximum Storage Size for Recall Snapshots in Windows 11


Recall.png

This tutorial will show you how to change the maximum system storage size allowed to be used for Recall snapshots for your account, specific users, or all users in Windows 11.

Starting with Windows 11 build 26120.2415 (Dev) on Snapdragon-powered Copilot+ PCs, you can try out the Recall (Preview) feature.

Starting with Windows 11 build 26120.2510 (Dev), Microsoft is expanding the preview of Recall to Windows Insiders on AMD and Intel-powered Copilot+ PCs.

Recall was introduced earlier this year, with the ability to enable you to quickly find and jump back into what you have seen before on your PC. You can use an explorable timeline to find the content you remember seeing before. You can also use semantic powered search and just describe how you remember something and Recall will retrieve the moment you saw it. Any photo, link, or message can be a fresh point to continue from.

To use Recall you need to opt in to saving snapshots, which are screenshots of your activity. Snapshots and the contextual information derived from them are saved and encrypted to your local hard drive. Recall does not share snapshots or associated data with Microsoft or third parties, nor is it shared between different Windows users on the same device. Windows will ask for your permission before saving snapshots. You are always in control, and you can delete snapshots, pause or turn them off at any time. Any future options for the user to share data will require fully informed explicit action by the user.

To help maintain your privacy, Recall processes your content locally on the Copilot+ PC and securely stores it only on your device. Snapshots are encrypted by Device Encryption or BitLocker, which are enabled by default on Windows 11. Recall doesn't share snapshots with other users that are signed into Windows on the same device. Microsoft can't access or view the snapshots.

You're always in control of what's saved as a snapshot. You can disable saving snapshots, pause temporarily, filter apps and websites, and delete your snapshots at any time.

You can choose how long snapshots can be saved on your device. In the Maximum storage duration for snapshots setting, select either 30, 60, 90, 180 days, or unlimited. Once snapshots reach the age limit, they are deleted from the device. If you don’t set the maximum storage duration, then snapshots aren’t deleted until the Maximum storage for snapshots limit is reached, and then the oldest snapshots are deleted first.

You can configure how much disk space Recall is allowed to use to store snapshots. When you reach this limit, your oldest snapshots will be automatically deleted to make room for new ones.

The amount of disk space users can allocate to Recall varies depending on how much storage the device has. The following chart shows the storage space options for Recall:

Device storage capacity​
Storage allocation options for Recall​
256 GB25 GB (default), 10 GB
512 GB75 GB (default), 50 GB, 25 GB
1 TB, or more150 GB (default), 100 GB, 75 GB, 50 GB, 25 GB

References:

Recall (Preview) will begin to rollout on Snapdragon-powered Copilot+ PCs, with support for AMD and Intel-powered Copilot+ PCs coming soon. As we gradually roll out Recall in preview, Recall is supported on select languages including Chinese (simplified), English, French, German, Japanese, and Spanish. Content-based and storage limitations apply. See here for more details. Recall is not yet available in all regions, with expanded availability coming over time.




Contents

  • Option One: Change Maximum Storage Size for Recall Snapshots for Current User in Settings
  • Option Two: Specify Maximum Storage Size for Recall Snapshots for All or Specific Users in Local Group Policy Editor
  • Option Three: Specify Maximum Storage Size for Recall Snapshots for All Users in Registry Editor




Option One

Change Maximum Storage Size for Recall Snapshots for Current User in Settings


1 Open Settings (Win+I).

2 Click/tap on Privacy & security on the left side, and click/tap on Recall & snapshots on the right side under "Windows permissions". (see screenshot below)

Recall_and_snapshots.png

3 Click/tap on Storage to expand that section open. (see screenshot below step 4)

4 Select the Maximum storage for snapshots size you want in the drop menu. (see screenshot below)

maximum_storage_for_Recall_snapshots.webp

5 If prompted by Windows Security, click/tap on OK to approve. (see screenshot below)

Windows_Security.webp

6 You can now close Settings if you like.




Option Two

Specify Maximum Storage Size for Recall Snapshots for All or Specific Users in Local Group Policy Editor


You must be signed in as an administrator to use this option.

The Local Group Policy Editor is only available in the Windows 11 Pro, Enterprise, and Education editions.

All editions can use Option Three to configure the same policy.


1 Open the all users, specific users or groups, or all users except administrators Local Group Policy Editor for how you want this policy applied.

2 Navigate to the policy location below you want in the left pane of the Local Group Policy Editor. (see screenshot below)

(All users)​
Computer Configuration > Administrative Templates > Windows Components > Windows AI

OR​

(Specific user or group)​
User Configuration > Administrative Templates > Windows Components > Windows AI

Recall_snapshots_max_storage_size_gpedit-1.webp

3 In the right pane of Windows AI in the Local Group Policy Editor, double click/tap on the Set maximum storage for snapshots used by Recall policy to edit it. (see screenshot above)

4 Do step 5 (specify) or step 6 (default) below for what you want.

5 Specify Maximum Storage Size for Recall Snapshots for All Users

This will gray out, override, and prevent users from using Option One.


A) Select (dot) Enabled. (see screenshot below)​

B) Under Options, select the size you want to specify in the Select maximum storage size drop menu.​

C) Click/tap on OK, and go to step 7.​

Recall_snapshots_max_storage_size_gpedit-3.webp

6 Undo Specify Maximum Storage Size for Recall Snapshots for All Users

This is the default setting to allow users to use Option One.


A) Select (dot) Not Configured. (see screenshot below)​

B) Click/tap on OK, and go to step 7.​

Recall_snapshots_max_storage_size_gpedit-2.webp

7 You can now close the Local Group Policy Editor if you like.




Option Three

Specify Maximum Storage Size for Recall Snapshots for All Users in Registry Editor


You must be signed in as an administrator to use this option.


This will gray out, override, and prevent users from using Option One.


1 Open Registry Editor (regedit.exe).

2 Navigate to the key below in the left pane of Registry Editor. (see screenshot below step 3)

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsAI

3 In the right pane of the WindowsAI key, double click/tap on the SetMaximumStorageSpaceForRecallSnapshots DWORD value in the right pane to modify it. (see screenshot below)

If you do not have a SetMaximumStorageSpaceForRecallSnapshots DWORD, right click on an empty area in the right pane of the WindowsAI key, click/tap on New, click/tap on DWORD (32-bit) Value, type SetMaximumStorageSpaceForRecallSnapshots for the name, and press Enter.


To undo this to allow users to use Option One, you would delete the SetMaximumStorageSpaceForRecallSnapshots DWORD value instead.


Recall_snapshots_max_storage_size_regedit-1.webp

4 Select (dot) Decimal. (see screenshot below step 5)

5 Enter a number for how many GB you want to specify to all users for Maximum storage for snapshots, and click/tap on OK. (see screenshot below)

1 GB = 1024 MB


Maximum storage for snapshots
Decimal DWORD value to enter​
Let the OS define the maximum storage amount based on hard drive storage size0
10 GB10000
25 GB25000
50 GB50000
75 GB75000
100 GB100000
150 GB150000

Recall_snapshots_max_storage_size_regedit-2.webp

6 You can now close Registry Editor if you like.


That's it,
Shawn Brink


 
Last edited:
I'm sure when its hacked for non NPU PCs, it'll be the same thing, somewhat slower because the NPU optimises storage faster than is possible with a conventional PC.
 

My Computers

System One System Two

  • OS
    Windows 11 Pro 24H2
    Computer type
    Laptop
    Manufacturer/Model
    HP ZBook G2
    CPU
    Intel® Core i7 5500u
    Motherboard
    HP
    Memory
    8 GB
    Graphics Card(s)
    Intel HD Family Graphics AMD Firepro 4150M
    Sound Card
    Realtek High Audio
    Hard Drives
    1 TB SSD
    Mouse
    HP USB Mouse
    Antivirus
    Zone Alarm Free Antivirus/Zone Alarm Free Firewall NEXT GEN
  • Operating System
    Windows 11 Pro 24H2
    Computer type
    Laptop
    Manufacturer/Model
    HP Zbook G4
    CPU
    Xeon 1535m v6
    Motherboard
    HP
    Memory
    32 GB
    Graphics card(s)
    AMD Quadro Pro 4100
    Sound Card
    Bang and Olufson Audio
    Hard Drives
    1TB SSD
    Mouse
    HP USB Mouse
    Antivirus
    Zone Alarm Free Antivirus/Zone Alarm Free Firewall NEXT GEN
Tutorial updated to add options 2 and 3 for the new Set maximum storage for snapshots used by Recall group policy. :alien:
 

My Computers

System One System Two

  • OS
    Windows 11 Pro for Workstations
    Computer type
    PC/Desktop
    Manufacturer/Model
    Custom self build
    CPU
    Intel i7-8700K 5 GHz
    Motherboard
    ASUS ROG Maximus XI Formula Z390
    Memory
    64 GB (4x16GB) G.SKILL TridentZ RGB DDR4 3600 MHz (F4-3600C18D-32GTZR)
    Graphics Card(s)
    ASUS ROG-STRIX-GTX1080TI-O11G-GAMING (11GB GDDR5X)
    Sound Card
    Integrated Digital Audio (S/PDIF)
    Monitor(s) Displays
    2 x Samsung Odyssey G75 27"
    Screen Resolution
    2560x1440
    Hard Drives
    1TB Samsung 990 PRO M.2,
    4TB Samsung 990 PRO M.2,
    8TB WD MyCloudEX2Ultra NAS
    PSU
    Seasonic Prime Titanium 850W
    Case
    Thermaltake Core P3 wall mounted
    Cooling
    Corsair Hydro H115i
    Keyboard
    Logitech wireless K800
    Mouse
    Logitech MX Master 3
    Internet Speed
    1 Gbps Download and 35 Mbps Upload
    Browser
    Google Chrome
    Antivirus
    Microsoft Defender and Malwarebytes Premium
    Other Info
    Logitech Z625 speaker system,
    Logitech BRIO 4K Pro webcam,
    HP Color LaserJet Pro MFP M477fdn,
    CyberPower CP1500PFCLCD
    Galaxy S23 Plus phone
  • Operating System
    Windows 11 Pro
    Computer type
    Laptop
    Manufacturer/Model
    Surface Laptop 7 Copilot+ PC
    CPU
    Snapdragon X Elite (12 core) 3.42 GHz
    Memory
    16 GB LPDDR5x-7467 MHz
    Monitor(s) Displays
    15" HDR
    Screen Resolution
    2496 x 1664
    Hard Drives
    1 TB SSD
    Internet Speed
    Wi-Fi 7 and Bluetooth 5.4
    Browser
    Chrome and Edge
    Antivirus
    Windows Defender


Q: What should I set for the maximum storage for snapshots used by Recall?

A: Zero.
 

My Computers

System One System Two

  • OS
    Win 11 Home ♦♦♦26100.3476 ♦♦♦♦♦♦♦24H2 ♦♦♦non-Insider
    Computer type
    PC/Desktop
    Manufacturer/Model
    Built by Ghot® [May 2020]
    CPU
    AMD Ryzen 7 3700X
    Motherboard
    Asus Pro WS X570-ACE (BIOS 5002)
    Memory
    G.Skill (F4-3200C14D-16GTZKW)
    Graphics Card(s)
    EVGA RTX 2070 (08G-P4-2171-KR)
    Sound Card
    Realtek ALC1220P / ALC S1220A
    Monitor(s) Displays
    Dell U3011 30"
    Screen Resolution
    2560 x 1600
    Hard Drives
    2x Samsung 860 EVO 500GB,
    WD 4TB Black FZBX - SATA III,
    WD 8TB Black FZBX - SATA III,
    DRW-24B1ST CD/DVD Burner
    PSU
    PC Power & Cooling 750W Quad EPS12V
    Case
    Cooler Master ATCS 840 Tower
    Cooling
    CM Hyper 212 EVO (push/pull)
    Keyboard
    Ducky DK9008 Shine II Blue LED
    Mouse
    Logitech Optical M-100
    Internet Speed
    300/300
    Browser
    Firefox (latest)
    Antivirus
    Bitdefender Internet Security
    Other Info
    Speakers: Klipsch Pro Media 2.1
  • Operating System
    Windows XP Pro 32bit w/SP3
    Computer type
    PC/Desktop
    Manufacturer/Model
    Built by Ghot® (not in use)
    CPU
    AMD Athlon 64 X2 5000+ (OC'd @ 3.2Ghz)
    Motherboard
    ASUS M2N32-SLI Deluxe Wireless Edition
    Memory
    TWIN2X2048-6400C4DHX (2 x 1GB, DDR2 800)
    Graphics card(s)
    EVGA 256-P2-N758-TR GeForce 8600GT SSC
    Sound Card
    Onboard
    Monitor(s) Displays
    ViewSonic G90FB Black 19" Professional (CRT)
    Screen Resolution
    up to 2048 x 1536
    Hard Drives
    WD 36GB 10,000rpm Raptor SATA
    Seagate 80GB 7200rpm SATA
    Lite-On LTR-52246S CD/RW
    Lite-On LH-18A1P CD/DVD Burner
    PSU
    PC Power & Cooling Silencer 750 Quad EPS12V
    Case
    Generic Beige case, 80mm fans
    Cooling
    ZALMAN 9500A 92mm CPU Cooler
    Mouse
    Logitech Optical M-BT96a
    Keyboard
    Logitech Classic Keybooard 200
    Internet Speed
    300/300
    Browser
    Firefox 3.x ??
    Antivirus
    Symantec (Norton)
    Other Info
    Still assembled, still runs. Haven't turned it on for 15 years?
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