diff --git a/RMuseum/RMuseum.xml b/RMuseum/RMuseum.xml
index 21782c57..d5bee6c8 100644
--- a/RMuseum/RMuseum.xml
+++ b/RMuseum/RMuseum.xml
@@ -9933,6 +9933,15 @@
             <summary>
             IArtifactService implementation
             </summary>
+            <summary>
+            IArtifactService implementation
+            </summary>
+        </member>
+        <member name="M:RMuseum.Services.Implementation.ArtifactService.StartConvertingOriginalImagesToWebp">
+            <summary>
+            convert original images to webp
+            </summary>
+            <returns></returns>
         </member>
         <member name="M:RMuseum.Services.Implementation.ArtifactService.StartFillingGanjoorLinkOriginalSources">
             <summary>
diff --git a/RMuseum/Services/Implementation/ArtifactService-Partials/ArtifactService-ConvertToWebp.cs b/RMuseum/Services/Implementation/ArtifactService-Partials/ArtifactService-ConvertToWebp.cs
new file mode 100644
index 00000000..2978e1c5
--- /dev/null
+++ b/RMuseum/Services/Implementation/ArtifactService-Partials/ArtifactService-ConvertToWebp.cs
@@ -0,0 +1,44 @@
+using Microsoft.EntityFrameworkCore;
+using RMuseum.DbContext;
+using RSecurityBackend.Models.Generic;
+using RSecurityBackend.Services.Implementation;
+using System;
+
+namespace RMuseum.Services.Implementation
+{
+
+    /// <summary>
+    /// IArtifactService implementation
+    /// </summary>
+    public partial class ArtifactService : IArtifactService
+    {
+        /// <summary>
+        /// convert original images to webp
+        /// </summary>
+        /// <returns></returns>
+        public RServiceResult<bool> StartConvertingOriginalImagesToWebp()
+        {
+            _backgroundTaskQueue.QueueBackgroundWorkItem
+                        (
+                        async token =>
+                        {
+                            using (RMuseumDbContext context = new RMuseumDbContext(new DbContextOptions<RMuseumDbContext>())) //this is long running job, so _context might be already been freed/collected by GC
+                            {
+                                LongRunningJobProgressServiceEF jobProgressServiceEF = new LongRunningJobProgressServiceEF(context);
+                                var job = (await jobProgressServiceEF.NewJob($"Converting Original Images To Webp", "Query data")).Result;
+                                try
+                                {
+                                    await jobProgressServiceEF.UpdateJob(job.Id, 100, "", true);
+                                }
+                                catch (Exception exp)
+                                {
+                                    await jobProgressServiceEF.UpdateJob(job.Id, 100, "", false, exp.ToString());
+                                }
+
+                            }
+                        });
+
+            return new RServiceResult<bool>(true);
+        }
+    }
+}
\ No newline at end of file