diff --git a/package-lock.json b/package-lock.json
index c362829..5e927ae 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14233,7 +14233,7 @@
       }
     },
     "ui": {
-      "version": "0.4.2",
+      "version": "0.4.3",
       "dependencies": {
         "@fortawesome/free-solid-svg-icons": "^6.3.0",
         "@holochain-open-dev/elements": "0.400.0-dev.0",
diff --git a/package.json b/package.json
index a9ac644..b62cfce 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "package": "npm run build:happ && npm run package -w ui && hc web-app pack workdir --recursive",
     "build:happ": "npm run build:zomes && hc app pack workdir --recursive",
     "build:zomes": "CARGO_TARGET_DIR=target cargo build --release --target wasm32-unknown-unknown --workspace --exclude emergence-tauri",
-    "build:android": "npm run package && npm run tauri android build",
+    "build:android": "npm run package && npm run tauri android build --apk",
     "local-services": "hc run-local-services --bootstrap-interface $INTERNAL_IP --bootstrap-port $BOOTSTRAP_PORT --signal-interfaces $INTERNAL_IP --signal-port $SIGNAL_PORT",
     "tauri": "tauri"
   },
diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index 1bb226f..49fb2d5 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -1953,7 +1953,7 @@ checksum = "4ef6b89e5b37196644d8796de5268852ff179b44e96276cf4290264843743bb7"
 
 [[package]]
 name = "emergence-tauri"
-version = "0.0.0"
+version = "0.4.3"
 dependencies = [
  "anyhow",
  "app_dirs2",
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index b3f2bfd..496602d 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "emergence-tauri"
-version = "0.0.0"
+version = "0.4.3"
 description = "Emergence"
 authors = ["you"]
 license = ""
@@ -31,3 +31,10 @@ app_dirs2 = "2.5.5"
 tempdir = "0.3.7"
 anyhow = "1"
 uuid = "1"
+
+[profile.release]
+strip = true
+opt-level = "z"
+lto = true
+codegen-units = 1
+panic = "abort"
diff --git a/src-tauri/tauri.conf.json b/src-tauri/tauri.conf.json
index e248a14..f94278a 100644
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@@ -1,9 +1,8 @@
 {
   "productName": "emergence",
-  "version": "0.0.1",
+  "version": "0.4.3",
   "identifier": "org.holochain.emergence",
   "build": {
-    "beforeBuildCommand": "npm run build -w ui",
     "devUrl": "http://localhost:1420",
     "frontendDist": "../ui/dist"
   },
diff --git a/ui/package.json b/ui/package.json
index 3a74655..b261898 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ui",
-  "version": "0.4.2",
+  "version": "0.4.3",
   "scripts": {
     "start": "vite --clearScreen false",
     "build": "vite build",
diff --git a/ui/src/stores/clone-manager-store.ts b/ui/src/stores/clone-manager-store.ts
index e3fa765..a3ec76c 100644
--- a/ui/src/stores/clone-manager-store.ts
+++ b/ui/src/stores/clone-manager-store.ts
@@ -7,6 +7,7 @@ import {
   CellType,
   type CellId,
   type ProvisionedCell,
+  type AppInfo,
 } from '@holochain/client';
 import { get, writable, type Writable } from "svelte/store";
 import { ProfilesClient, ProfilesStore } from '@holochain-open-dev/profiles';
@@ -44,17 +45,11 @@ export class CloneManagerStore {
       const appInfo = await this.client.appInfo();
       
       if(!$activeDnaHash) {
-        await this._loadActiveDnaHash();
+        await this._loadActiveDnaHash(appInfo);
         $activeDnaHash = get(this.activeDnaHash);
       }
       
-      const cellInfo = appInfo.cell_info[ROLE_NAME].find((cellInfo: CellInfo) => {
-        if(CellType.Provisioned in cellInfo) {
-          return hashEqual(cellInfo[CellType.Provisioned].cell_id[0], $activeDnaHash);
-        } else if(CellType.Cloned in cellInfo) {
-          return hashEqual(cellInfo[CellType.Cloned].cell_id[0], $activeDnaHash);
-        }
-      });
+      const cellInfo = this._findCellInfoWithDnaHash(appInfo, $activeDnaHash);
       return this._makeCellInfoNormalized(appInfo.cell_info[ROLE_NAME][0][CellType.Provisioned], cellInfo)
     });
     this.activeStore = asyncDerived([this.activeDnaHash, this.activeCellInfoNormalized], async ([$activeDnaHash, $activeCellInfoNormalized]) => {
@@ -82,7 +77,6 @@ export class CloneManagerStore {
 
       return new EmergenceStore(this, emegenceClient, profilesStore, fileStorageClient, $activeDnaHash);
     });
-    this._loadActiveDnaHash();
   }
   
   async list(): Promise<CellInfoNormalized[]> {
@@ -127,15 +121,28 @@ export class CloneManagerStore {
     this.activeDnaHash.set(cellId[0]);
   }
   
-  private async _loadActiveDnaHash() {
-    const dnaHash = localStorage.getItem("activeDnaHash");
-    if(dnaHash !== null && dnaHash !== undefined) {
-      this.activeDnaHash.set(decodeHashFromBase64(dnaHash));
-    } else {
-      const appInfo = await this.client.appInfo();
-      const defaultDnaHash = appInfo.cell_info[ROLE_NAME][0][CellType.Provisioned].cell_id[0];
-      this.activeDnaHash.set(defaultDnaHash);
+  private async _loadActiveDnaHash(appInfo: AppInfo) {
+    // Load active dna hash from local storage
+    const activeDnaHashB64 = localStorage.getItem("activeDnaHash");    
+
+    // Confirm that loaded dna hash is valid and cell exists
+    if(activeDnaHashB64 !== null && activeDnaHashB64 !== undefined) {
+      const activeDnaHash = decodeHashFromBase64(activeDnaHashB64);
+      const matchingCellInfo = this._findCellInfoWithDnaHash(appInfo, activeDnaHash);
+
+      if(matchingCellInfo !== undefined) {
+        this.activeDnaHash.set(activeDnaHash);
+        return;
+      }
     }
+      
+    // Otherwise, set active dna hash to default
+    this._setDefaultActiveDnaHash(appInfo);
+  }
+
+  private _setDefaultActiveDnaHash(appInfo: AppInfo) {
+    const defaultDnaHash = appInfo.cell_info[ROLE_NAME][0][CellType.Provisioned].cell_id[0];
+    this.activeDnaHash.set(defaultDnaHash);
   }
   
   private _saveActiveDnaHash(val: DnaHash) {
@@ -144,6 +151,18 @@ export class CloneManagerStore {
     }
   }
 
+  private _findCellInfoWithDnaHash(appInfo: AppInfo, dnaHash: Uint8Array): CellInfo | undefined {
+    const cellInfo = appInfo.cell_info[ROLE_NAME].find((cellInfo: CellInfo) => {
+      if(CellType.Provisioned in cellInfo) {
+        return hashEqual(cellInfo[CellType.Provisioned].cell_id[0], dnaHash);
+      } else if(CellType.Cloned in cellInfo) {
+        return hashEqual(cellInfo[CellType.Cloned].cell_id[0], dnaHash);
+      }
+    });
+
+    return cellInfo;
+  }
+
   private _makeCellInfoNormalized(provisionedCellInfo: ProvisionedCell, cell: CellInfo ) {
     const originalDnaHash = provisionedCellInfo.cell_id[0];