%PDF-1.4 %âãÏÓ 1 0 obj << /Type /Catalog /Pages 2 0 R >> endobj 2 0 obj << /Type /Pages /Count 2 /Kids [5 0 R 7 0 R] >> endobj 3 0 obj << /Type /Font /Subtype /Type1 /BaseFont /Helvetica >> endobj 4 0 obj << /Type /Font /Subtype /Type1 /BaseFont /Helvetica-Bold >> endobj 5 0 obj << /Type /Page /Parent 2 0 R /MediaBox [0 0 595.28 841.89] /Resources << /Font << /F1 3 0 R /F2 4 0 R >> >> /Contents 6 0 R >> endobj 6 0 obj << /Length 5044 >> stream BT /F2 22 Tf 0.06 0.08 0.12 rg 1 0 0 1 46 789.89 Tm (How to Fix Vanguard Error VAN 57 in League of) Tj ET BT /F2 22 Tf 0.06 0.08 0.12 rg 1 0 0 1 46 762.89 Tm (Legends) Tj ET BT /F2 11 Tf 0.72 0.14 0.18 rg 1 0 0 1 46 725.89 Tm (TechRounder PDF Edition) Tj ET BT /F1 9.5 Tf 0.36 0.39 0.46 rg 1 0 0 1 46 709.89 Tm (Live article: https://www.techrounder.com/how-to/how-to-fix-vanguard-error-van-57-in-league-of-legends/) Tj ET q 0.82 0.85 0.9 RG 1 w 46 691.39 m 549.28 691.39 l S Q BT /F1 10 Tf 0.24 0.27 0.32 rg 1 0 0 1 46 679.39 Tm (By Vipin PG | Published July 9, 2026 | Updated July 9, 2026 | Format: Guide | 3 min read) Tj ET BT /F2 13 Tf 0.72 0.14 0.18 rg 1 0 0 1 46 656.39 Tm (Quick answer) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 636.39 Tm (To fix Vanguard Error VAN 57 in League of Legends, restart your PC and Riot Client first, then check) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 621.39 Tm (that the VGC service is set to Automatic and running in Windows Services. If the error continues,) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 606.39 Tm (enable TPM 2.0 and Secure Boot in your BIOS, update Windows and your graphics drivers, and) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 591.39 Tm (reinstall Riot Vanguard through the Riot Client if needed.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 566.39 Tm (Vanguard Error VAN 57 happens when Riot Vanguard, League of Legends anti-cheat system, fails to) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 551.39 Tm (start or connect properly before the game launches. It's most often caused by the VGC background) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 536.39 Tm (service not running, an outdated Vanguard install, or a BIOS setting like TPM 2.0 or Secure Boot being) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 521.39 Tm (disabled. The fix usually involves restarting the Vanguard service, updating your system, or) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 506.39 Tm (reinstalling Vanguard entirely.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 478.39 Tm (Step 1: Restart League of Legends, Riot Client, and Your PC) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 454.39 Tm (Vanguard can fail to initialize if it was interrupted during a previous session or if the Riot Client didn't) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 439.39 Tm (hand off to it correctly. Close League of Legends fully, exit the Riot Client from your system tray \(not) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 424.39 Tm (just the window\), and restart your computer before trying again.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 396.39 Tm (Step 2: Run Riot Client and League of Legends as Administrator) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 372.39 Tm (Vanguard needs elevated permissions to install its kernel-level driver and start its service correctly.) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 357.39 Tm (Running the Riot Client without admin rights can prevent Vanguard from initializing, which triggers VAN) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 342.39 Tm (57.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 314.39 Tm (Step 3: Set the VGC Service to Automatic and Start It Manually) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 290.39 Tm (VGC is the background Windows service that runs Riot Vanguard. If it's disabled, stopped, or set to) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 275.39 Tm (Manual, Vanguard can't connect and League will throw VAN 57. Open the Windows Services manager) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 260.39 Tm (and fix it directly.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 238.39 Tm (1. Press Windows + R , type services.msc , and press Enter.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 221.59 Tm (2. Scroll down and find vgc in the list.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 204.79 Tm (3. Right-click it and select Properties .) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 187.99 Tm (4. Set Startup type to Automatic .) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 171.19 Tm (5. Click Start under Service status, then Apply and OK .) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 154.39 Tm (6. Restart your PC and launch League of Legends again.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 131.59 Tm (Step 4: Enable TPM 2.0 and Secure Boot in Your BIOS) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 107.59 Tm (Vanguard's newer versions require Virtualization-based Security, which depends on TPM 2.0 and) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 92.59 Tm (UEFI Secure Boot being enabled. If either is off, Vanguard can fail to start and cause VAN 57 or a) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 77.59 Tm (related security error.) Tj ET q 0.86 0.88 0.92 RG 1 w 46 42 m 549.28 42 l S Q BT /F1 8.4 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 30 Tm (TechRounder | Page 1 of 2) Tj ET BT /F1 7.2 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 19 Tm (https://www.techrounder.com/pdf/blog/how-to-fix-vanguard-error-van-57-in-league-of-legends.pdf) Tj ET endstream endobj 7 0 obj << /Type /Page /Parent 2 0 R /MediaBox [0 0 595.28 841.89] /Resources << /Font << /F1 3 0 R /F2 4 0 R >> >> /Contents 8 0 R >> endobj 8 0 obj << /Length 4681 >> stream BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 789.89 Tm (1. Restart your PC and enter BIOS/UEFI settings \(usually by pressing F2, F10, Del, or Esc during boot\).) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 773.09 Tm (2. Look for TPM or Security Chip and set it to Enabled .) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 756.29 Tm (3. Find Secure Boot under Boot or Security settings and enable it.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 739.49 Tm (4. Save changes and exit BIOS, then boot into Windows normally.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 716.69 Tm (Step 5: Update Windows and Your Graphics Drivers) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 692.69 Tm (Vanguard checks your system's security posture before it loads, and outdated Windows builds or) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 677.69 Tm (graphics drivers can cause it to fail that check. Keeping both current resolves a large share of VAN) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 662.69 Tm (57 reports.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 640.69 Tm (1. Open Settings > Windows Update and install any pending updates.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 623.89 Tm (2. Open Device Manager , expand Display adapters , right-click your GPU, and select Update driver .) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 607.09 Tm (3. Restart your PC once both updates finish.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 584.29 Tm (Step 6: Temporarily Disable Conflicting Antivirus or Optimization Software) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 560.29 Tm (Third-party antivirus tools and PC "optimizer" software sometimes block Vanguard's kernel driver) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 545.29 Tm (from loading, since Vanguard operates at a similar system level. Disabling these temporarily can) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 530.29 Tm (confirm if they're the cause.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 508.29 Tm (1. Open your antivirus software and temporarily disable real-time protection.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 491.49 Tm (2. Close any PC cleaner or optimization tools running in the background.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 474.69 Tm (3. Relaunch the Riot Client and check if League of Legends starts normally.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 451.89 Tm (Step 7: Uninstall and Reinstall Riot Vanguard) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 427.89 Tm (This is Riot's own recommended fix for persistent VAN errors. Removing Vanguard completely and) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 412.89 Tm (letting the Riot Client reinstall it fresh clears out corrupted files or registry issues that simple restarts) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 397.89 Tm (can't fix.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 375.89 Tm (1. Press Windows + R , type appwiz.cpl , and press Enter.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 359.09 Tm (2. Find Riot Vanguard in the list, right-click, and select Uninstall .) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 342.29 Tm (3. Restart your PC.) Tj ET BT /F1 10.5 Tf 0.2 0.23 0.28 rg 1 0 0 1 46 325.49 Tm (4. Open the Riot Client and launch League of Legends - Vanguard will reinstall automatically.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 302.69 Tm (Still Seeing VAN 57?) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 278.69 Tm (If the error persists after all the steps above, the issue is likely account-specific or tied to a) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 263.69 Tm (hardware conflict Riot needs to review directly. Submit a support ticket through the official League of) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 248.69 Tm (Legends support page so Riot can check your account and system logs.) Tj ET BT /F2 15 Tf 0.08 0.1 0.14 rg 1 0 0 1 46 220.69 Tm (Conclusion) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 196.69 Tm (Vanguard Error VAN 57 almost always comes down to the VGC service, an outdated system, or a BIOS) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 181.69 Tm (setting Vanguard depends on. Working through the service, BIOS, and reinstall steps above resolves it) Tj ET BT /F1 11 Tf 0.14 0.16 0.2 rg 1 0 0 1 46 166.69 Tm (for the vast majority of players without needing to contact support.) Tj ET q 0.86 0.88 0.92 RG 1 w 46 42 m 549.28 42 l S Q BT /F1 8.4 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 30 Tm (TechRounder | Page 2 of 2) Tj ET BT /F1 7.2 Tf 0.42 0.45 0.5 rg 1 0 0 1 46 19 Tm (https://www.techrounder.com/pdf/blog/how-to-fix-vanguard-error-van-57-in-league-of-legends.pdf) Tj ET endstream endobj xref 0 9 0000000000 65535 f 0000000015 00000 n 0000000064 00000 n 0000000127 00000 n 0000000197 00000 n 0000000272 00000 n 0000000414 00000 n 0000005509 00000 n 0000005651 00000 n trailer << /Size 9 /Root 1 0 R >> startxref 10383 %%EOF