# RetroArch Configs **URL:** https://community.muos.dev/c/custom/configs/18.md [Latest](https://community.muos.dev/latest.md) · [Categories](https://community.muos.dev/categories.md) · [Tags](https://community.muos.dev/tags.md) --- ## [Need to change a Retroarch setting globally - options?](https://community.muos.dev/t/need-to-change-a-retroarch-setting-globally-options/1572)
**Author:** [@roastchicken](https://community.muos.dev/u/roastchicken)\ **Replies:** 1\ **Last updated:** [June 27, 2026, 9:14pm UTC](https://community.muos.dev/t/need-to-change-a-retroarch-setting-globally-options/1572 "2026-06-27T21:14:24Z")
Hi, I use MuOS on RG35XXSP and I really like it. I am trying to get an option added to the Retroarch Quick Menu to take a screenshot, as I find the default key combination to be quite fiddly. However, the setting for thi… --- ## [Black Bezels Big Pack](https://community.muos.dev/t/black-bezels-big-pack/384)
**Author:** [@bulkh](https://community.muos.dev/u/bulkh)\ **Replies:** 2\ **Last updated:** [March 25, 2026, 9:42am UTC](https://community.muos.dev/t/black-bezels-big-pack/384 "2026-03-25T09:42:59Z")
Hi! I’ve made black bezels based on Perfect Overlay, but adding more system support. You also can adjust them to your taste in Figma. Systems: Game Boy DMG, Color, Advance Virtual Boy Lynx (horizontal and vertical) Ga… --- ## [Minimal Black Bar Overlay Pack](https://community.muos.dev/t/minimal-black-bar-overlay-pack/1172)
**Author:** [@ESpiral](https://community.muos.dev/u/ESpiral)\ **Replies:** 8\ **Last updated:** [January 2, 2026, 9:43am UTC](https://community.muos.dev/t/minimal-black-bar-overlay-pack/1172 "2026-01-02T09:43:10Z")
Hi! I made a clean and distraction-free overlays featuring a solid black bar background designed specifically for 1:1 displays like the RG CubeXX. Includes two variants: one with a centered logo, and another with corner … --- ## [Duckstation core not starting after setting the resolution too high](https://community.muos.dev/t/duckstation-core-not-starting-after-setting-the-resolution-too-high/905)
**Author:** [@Mladuna](https://community.muos.dev/u/Mladuna)\ **Replies:** 2\ **Last updated:** [September 30, 2025, 7:10am UTC](https://community.muos.dev/t/duckstation-core-not-starting-after-setting-the-resolution-too-high/905 "2025-09-30T07:10:46Z")
While tinkering with Duckstation settings I have set the internal resolution too high (i think x4) and after that duckstation core wont start. I cant find the way to reset the specific core settings. --- ## [Problems with Mame Emulator](https://community.muos.dev/t/problems-with-mame-emulator/684)
**Author:** [@Malchol](https://community.muos.dev/u/Malchol)\ **Replies:** 0\ **Last updated:** [August 14, 2025, 3:12am UTC](https://community.muos.dev/t/problems-with-mame-emulator/684 "2025-08-14T03:12:42Z")
Hi everyone, I need help with my Anbernic rg40xxh. I can’t run Mame ROMs with any of the Mame emulators in MuOs RetroArch. The games won’t launch if I choose any Mame Core, and the default core assigned to the Mame Arcad… --- ## [New Gameboy Overlay for Retroarch](https://community.muos.dev/t/new-gameboy-overlay-for-retroarch/624)
**Author:** [@retrohead17](https://community.muos.dev/u/retrohead17)\ **Replies:** 5\ **Last updated:** [July 20, 2025, 4:55pm UTC](https://community.muos.dev/t/new-gameboy-overlay-for-retroarch/624 "2025-07-20T16:55:23Z")
--- ## [720x720 Grid Overlays for CubeXX](https://community.muos.dev/t/720x720-grid-overlays-for-cubexx/574)
**Author:** [@mugwomp93](https://community.muos.dev/u/mugwomp93)\ **Replies:** 0\ **Last updated:** [July 1, 2025, 3:38pm UTC](https://community.muos.dev/t/720x720-grid-overlays-for-cubexx/574 "2025-07-01T15:38:29Z")
This is a collection of grid overlays for the CubeXX. I’ve created non-integer scale versions for GBP, GBL, GBC, and GBA. The GBP and GBL versions are a combination overlay + shader preset, while the rest are overlays on… --- ## [PSP Retroarch core overlays](https://community.muos.dev/t/psp-retroarch-core-overlays/521)
**Author:** [@retrohead17](https://community.muos.dev/u/retrohead17)\ **Replies:** 1\ **Last updated:** [June 22, 2025, 9:34am UTC](https://community.muos.dev/t/psp-retroarch-core-overlays/521 "2025-06-22T09:34:25Z")
I’ve done a psp overlay if you use the retroarch core only Can’t upload the config file as it won’t allow that extension but just create a .txt file then change the extension to .cfg open the with a text editor and… --- ## [BB64's 720x720 Handheld Bezel Pack (GB, GBC, GBA, NGPC, GG, VB - for RG CubeXX)](https://community.muos.dev/t/bb64s-720x720-handheld-bezel-pack-gb-gbc-gba-ngpc-gg-vb-for-rg-cubexx/65)
**Author:** [@BiteBox64](https://community.muos.dev/u/BiteBox64)\ **Replies:** 1\ **Last updated:** [April 11, 2025, 1:08am UTC](https://community.muos.dev/t/bb64s-720x720-handheld-bezel-pack-gb-gbc-gba-ngpc-gg-vb-for-rg-cubexx/65 "2025-04-11T01:08:52Z")
Here is a set of handheld bezels I made. The “Authentic” ones aim to replicate the real bezel, where the others aim to fill the space around the highest integer scale the system can go to. They all have black BGs to … --- ## [Phanturian's 720x720 Vectrex bezels](https://community.muos.dev/t/phanturians-720x720-vectrex-bezels/66)
**Author:** [@plaidman](https://community.muos.dev/u/plaidman)\ **Replies:** 0\ **Last updated:** [April 6, 2025, 7:07pm UTC](https://community.muos.dev/t/phanturians-720x720-vectrex-bezels/66 "2025-04-06T19:07:40Z")
A couple months ago Phanturian made an awesome set of vectrex bezel overlays and configs. Since RA updated to 1.20 recently, these no longer work in muos. So I packaged them up in an archive installer and fixed them to w…