|
| 1 | +# Frequently Asked Questions |
| 2 | + |
| 3 | +--- |
| 4 | + |
| 5 | +## General |
| 6 | + |
| 7 | +### What RomM version do I need? |
| 8 | + |
| 9 | +Grout aggressively adopts new RomM features. The required RomM version matches the **first three components** of Grout's |
| 10 | +version number. For example, Grout `v4.6.1.0` requires RomM `4.6.1` or newer. The fourth component is for Grout-specific |
| 11 | +patches. |
| 12 | + |
| 13 | +Grout may still function on older RomM versions, but support will not be provided. |
| 14 | + |
| 15 | +### Which devices and firmware are supported? |
| 16 | + |
| 17 | +Grout |
| 18 | +supports [muOS](../getting-started/install-muos.md), [Knulli](../getting-started/install-knulli.md), [ROCKNIX](../getting-started/install-rocknix.md), [Spruce](../getting-started/install-spruce.md), [NextUI](../getting-started/install-nextui.md), |
| 19 | +and [TrimUI Stock OS](../getting-started/install-trimui.md). See each installation guide for tested devices. |
| 20 | + |
| 21 | +### Can I use Grout with OIDC / Single Sign-On? |
| 22 | + |
| 23 | +Grout requires a username and password to authenticate. If your RomM instance uses OIDC, you can still use Grout by |
| 24 | +setting a password for your user account. Grout will support API Keys once they are available in RomM. |
| 25 | + |
| 26 | +For more details, see [this GitHub issue](https://github.com/rommapp/romm/issues/1767#issuecomment-2744215262){: |
| 27 | +target="_blank"}. |
| 28 | + |
| 29 | +--- |
| 30 | + |
| 31 | +## Connection & Login |
| 32 | + |
| 33 | +### I can't connect to my RomM server. What should I check? |
| 34 | + |
| 35 | +1. **Wi-Fi** -Confirm your device is connected to Wi-Fi and can reach the server. |
| 36 | +2. **Hostname** -Make sure the hostname or IP address is correct and reachable from your device's network. |
| 37 | +3. **Protocol** -Try switching between HTTP and HTTPS. If you get a "protocol mismatch" error, you're using the wrong |
| 38 | + one. |
| 39 | +4. **Port** -If your RomM instance runs on a non-standard port, include it in the port field. |
| 40 | +5. **Firewall** -Ensure your server's firewall allows connections from your device's network. |
| 41 | + |
| 42 | +### I'm getting SSL / certificate errors |
| 43 | + |
| 44 | +If you're using a self-signed certificate, set **SSL Certificates** to **Skip Verification** on the login screen. |
| 45 | + |
| 46 | +### My connection keeps timing out |
| 47 | + |
| 48 | +Increase the **API Timeout** and **Download Timeout** in Settings > Advanced. |
| 49 | + |
| 50 | +The default may be too short for slow networks, remote servers, large downloads, or RomM instances with a large games |
| 51 | +collection. |
| 52 | + |
| 53 | +--- |
| 54 | + |
| 55 | +## Downloading Games |
| 56 | + |
| 57 | +### Can I download multiple games at once? |
| 58 | + |
| 59 | +Yes. Press `Select` to enter multi-select mode, then use `A` to toggle individual games, `R1` to select all, or `L1` to |
| 60 | +deselect all. Press `Start` to confirm and begin downloading. |
| 61 | + |
| 62 | +### How do multi-disc games work? |
| 63 | + |
| 64 | +When you download a multi-disc game, Grout automatically extracts the disc images and creates an `.m3u` playlist file. |
| 65 | + |
| 66 | +### What does the "Archived Downloads" setting do? |
| 67 | + |
| 68 | +When set to **Uncompress**, Grout will automatically extract downloaded `.zip` and `.7z` archives after downloading. |
| 69 | +When set to **Do Nothing**, the archive is saved as-is. |
| 70 | + |
| 71 | +### What's the difference between the downloaded game indicators? |
| 72 | + |
| 73 | +In Settings, the **Downloaded Games** option controls how already-downloaded games appear in the games list: |
| 74 | + |
| 75 | +- **Do Nothing** -No visual difference |
| 76 | +- **Mark** -Downloaded games are shown with a download icon |
| 77 | +- **Filter** -Downloaded games are hidden from the list entirely |
| 78 | + |
| 79 | +--- |
| 80 | + |
| 81 | +## Box Art & Artwork |
| 82 | + |
| 83 | +### What are the different art types? |
| 84 | + |
| 85 | +The **Download Art Kind** setting controls which artwork Grout downloads from RomM: |
| 86 | + |
| 87 | +- **Default** -Uses whatever artwork RomM provides as the default cover |
| 88 | +- **Box2D** -Flat front box art |
| 89 | +- **Box3D** -3D rendered box art with perspective |
| 90 | +- **MixImage** -Composite image combining box art, screenshots, and system logos |
| 91 | + |
| 92 | +### Can I download artwork for games I already have? |
| 93 | + |
| 94 | +This is currently not supported. |
| 95 | + |
| 96 | +The **Preload Artwork** setting only downloads artwork to be displayed within Grout's interface. |
| 97 | + |
| 98 | +See [this GitHub issue](https://github.com/rommapp/grout/issues/130){:target="_blank"} to track this feature. |
| 99 | + |
| 100 | +--- |
| 101 | + |
| 102 | +## Save Sync |
| 103 | + |
| 104 | +### How does Grout match my local games to RomM? |
| 105 | + |
| 106 | +Grout uses three methods in order: |
| 107 | + |
| 108 | +1. **Filename match** -If the local filename (without extension) matches a ROM in RomM, it's an instant match. |
| 109 | +2. **Hash match** -Grout computes CRC32/SHA1 hashes of the local ROM and queries RomM. Successful matches are remembered |
| 110 | + for future instant lookups. |
| 111 | +3. **Fuzzy title match** -Grout normalizes both names and compares them. If similarity is 80% or higher, you'll be asked |
| 112 | + to confirm the match. |
| 113 | + |
| 114 | +For more details, see the [Save Sync Guide](save-sync.md). |
| 115 | + |
| 116 | +### What's the difference between save files and save states? |
| 117 | + |
| 118 | +**Save files** (`.srm`, `.sav`, etc.) are created by the emulated game itself -like saving at a save point. These are |
| 119 | +what Grout syncs. |
| 120 | + |
| 121 | +**Save states** are snapshots of the entire emulator state at a moment in time. These are emulator-specific and are * |
| 122 | +*not synced** by Grout. |
| 123 | + |
| 124 | +### Will my saves be overwritten? |
| 125 | + |
| 126 | +Grout always creates a backup of the existing local save before downloading a newer one from RomM. The newer save (by |
| 127 | +timestamp) always wins. |
| 128 | + |
| 129 | +### Why are some saves "unmatched"? |
| 130 | + |
| 131 | +A save is unmatched when Grout can't find a corresponding ROM in your RomM library. This can happen if: |
| 132 | + |
| 133 | +- The ROM was renamed locally and doesn't match any name or hash in RomM |
| 134 | +- The ROM isn't in your RomM library at all |
| 135 | +- A previous fuzzy match was declined (24-hour cooldown before re-prompting) |
| 136 | + |
| 137 | +The sync summary shows unmatched saves with diagnostic info to help you resolve them. |
| 138 | + |
| 139 | +### What's the difference between Manual and Automatic sync? |
| 140 | + |
| 141 | +- **Manual** -Press `Y` from the main menu to trigger a sync. A summary is shown when complete. |
| 142 | +- **Automatic** -Grout syncs in the background every time you launch the app. Progress is shown via status bar icons. |
| 143 | + |
| 144 | +--- |
| 145 | + |
| 146 | +## Platform Mappings |
| 147 | + |
| 148 | +### Can I change my platform mappings later? |
| 149 | + |
| 150 | +Yes. Go to Settings > **Directory Mappings** to reconfigure which local folder maps to each RomM platform. |
| 151 | + |
| 152 | +### What happens if I skip a platform during mapping? |
| 153 | + |
| 154 | +Games for that platform won't be visible in Grout and can't be downloaded until a mapping is configured. |
| 155 | + |
| 156 | +--- |
| 157 | + |
| 158 | +## BIOS Files |
| 159 | + |
| 160 | +### How do I download BIOS files? |
| 161 | + |
| 162 | +Navigate to a platform. If the platform in RomM has BIOS files, Grout will show a prompt in the footer to press 'Y'. |
| 163 | +From there Grout will list the BIOS files along with their status (Ready or Missing). |
| 164 | + |
| 165 | +### Not all platforms show a BIOS option. Why? |
| 166 | + |
| 167 | +Many platforms don't require BIOS files, and some may not have BIOS files available in your RomM library. The option |
| 168 | +only appears when applicable. |
| 169 | + |
| 170 | +--- |
| 171 | + |
| 172 | +## Settings & Configuration |
| 173 | + |
| 174 | +### What is Kids Mode? |
| 175 | + |
| 176 | +Kids Mode hides the Settings and other advanced screens, leaving only game browsing and downloading. To temporarily |
| 177 | +access settings while Kids Mode is enabled, press `L1 + R1 + Menu`. |
| 178 | + |
| 179 | +### Will updating Grout erase my settings? |
| 180 | + |
| 181 | +No. The in-app updater and manual updates both preserve your `config.json` file, which contains your login credentials |
| 182 | +and platform mappings. |
| 183 | + |
| 184 | +### What log level should I use? |
| 185 | + |
| 186 | +- **Error** -Only shows errors. Use this for normal operation. |
| 187 | +- **Info** -Shows general activity. Useful for understanding what Grout is doing. |
| 188 | +- **Debug** -Verbose logging. Use this when troubleshooting issues or filing bug reports. |
| 189 | + |
| 190 | +--- |
| 191 | + |
| 192 | +## Troubleshooting |
| 193 | + |
| 194 | +### Where are the log files? |
| 195 | + |
| 196 | +Log files are stored alongside the Grout binary in a `logs` directory. The exact path depends on your firmware and |
| 197 | +installation location. |
| 198 | + |
| 199 | +### My cache seems wrong or outdated |
| 200 | + |
| 201 | +Go to Settings > Advanced > **Rebuild Cache**. This clears and rebuilds the local database from your RomM server. |
| 202 | + |
| 203 | +### Downloads are slow or failing |
| 204 | + |
| 205 | +1. Increase the **Download Timeout** in Settings > Advanced. |
| 206 | +2. Check your Wi-Fi signal strength -handheld devices often have limited range. |
| 207 | +3. Verify your RomM server isn't under heavy load. |
| 208 | + |
| 209 | +### I found a bug or have a feature request |
| 210 | + |
| 211 | +Please [create an issue](https://github.com/rommapp/grout/issues/new/choose) on GitHub and fill out the template |
| 212 | +completely. Include your Grout version, RomM version, device, firmware, and relevant log output. |
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