1.Edit->Project Setting->Player->Api compatibility Leveを.Net4.xに変更；Active Input HandlingをBothに変更。
2. SteamVR 2.7.3 をインポートします。
3. Project->Packages が配置されているフォルダーを開き、フォルダーを開き、その中の manifest.json を開きます。
3. "scopedRegistries": [{"name": "npmjs", "url": "https://registry.npmjs.org/", "scopes": ["io.extendreality"]}] をマニフェストにコピーします。 .josn
4.コピー
"io.extendreality.tilia.camerarigs.spatialsimulator.unity": "2.0.10",
"io.extendreality.tilia.camerarigs.trackedalias.unity": "2.0.4",
"io.extendreality.tilia.camerarigs.unityxr": "2.0.4",
"io.extendreality.tilia.camerarigs.xrpluginframework.unity": "2.0.4",
"io.extendreality.tilia.developertools.unity": "2.0.4",
"io.extendreality.tilia.indicators.objectpointers.unity": "2.1.7",
"io.extendreality.tilia.indicators.spatialtargets.unity": "2.0.11",
"io.extendreality.tilia.input.combinedactions.unity": "2.0.4",
"io.extendreality.tilia.input.unityinputmanager": "2.0.4",
"io.extendreality.tilia.input.unityinputsystem": "2.0.4",
"io.extendreality.tilia.interactions.controllables.unity": "2.5.5",
"io.extendreality.tilia.interactions.interactables.unity": "2.7.0",
"io.extendreality.tilia.interactions.pointerinteractors.unity": "2.1.21",
"io.extendreality.tilia.interactions.snapzone.unity": "2.1.17",
"io.extendreality.tilia.interactions.spatialbuttons.unity": "2.2.0",
"io.extendreality.tilia.lomotors.axismove.unity": "2.0.10",
"io.extendreality.tilia.lomotors.climbing.unity": "2.2.8",
"io.extendreality.tilia.lomotors.movementamplifier.unity": "2.0.4",
"io.extendreality.tilia.lomotors.teleporttargets.unity": "2.0.9",
"io.extendreality.tilia.lomotors.teleporter.unity": "2.1.0",
"io.extendreality.tilia.mutators.collisionignorer.unity": "2.0.4",
"io.extendreality.tilia.mutators.objectfollower.unity": "2.0.4",
"io.extendreality.tilia.output.interactorhaptics.unity": "2.1.2",
"io.extendreality.tilia.sdk.oculusintegration.unity": "2.0.4",
"io.extendreality.tilia.sdk.steamvr.unity": "2.0.4",
"io.extendreality.tilia.trackers.colliderfollower.unity": "2.0.9",
"io.extendreality.tilia.trackers.obscurancetracker.unity": "2.0.4",
"io.extendreality.tilia.trackers.pseudobody.unity": "2.1.6",
"io.extendreality.tilia.utilities.objectstateswitcher.unity": "2.0.4",
"io.extendreality.tilia.utilities.shaders.unity": "1.3.1",
"io.extendreality.tilia.visuals.basichand.unity": "2.3.6",
"io.extendreality.tilia.visuals.collisionfader.unity": "2.1.5",
"io.extendreality.tilia.visuals.interactablehighlighter.unity": "2.1.2",
"io.extendreality.tilia.visuals.tooltip.unity": "2.0.5",
manifest.json へ
保存して Unity エディターに戻り、コンパイルが完了するまで待ちます。