Lets see if this works

loc/index.js

@@ -70,23 +70,30 @@ strings.transactionTimeToReadable = function(time) {
  * @returns {string}
  */
 strings.formatBalance = (balance, fromUnit, toUnit) => {
-  if (toUnit === undefined || fromUnit === toUnit) {
+  if (toUnit === undefined) {
     return balance + ' ' + BitcoinUnit.BTC;
   }
   if (balance !== 0) {
+    if (fromUnit === BitcoinUnit.LOCAL_CURRENCY) {
+      return currency.satoshiToLocalCurrency(
+        BTCUnits(balance, BitcoinUnit.BTC)
+          .to(BitcoinUnit.SATS)
+          .value(),
+      );
+    }
     if (toUnit === BitcoinUnit.BTC) {
       return BTCUnits(balance, fromUnit)
         .to(BitcoinUnit.BTC)
         .format();
     } else if (toUnit === BitcoinUnit.SATS) {
-      return BTCUnits(balance, fromUnit)
+      return BTCUnits(balance, BitcoinUnit.BTC)
         .to(BitcoinUnit.SATS)
         .format();
     } else if (toUnit === BitcoinUnit.LOCAL_CURRENCY) {
       return currency.satoshiToLocalCurrency(
         BTCUnits(balance, BitcoinUnit.BTC)
           .to(BitcoinUnit.SATS)
-          .toString(),
+          .value(),
       );
     }
   }
@@ -98,8 +105,10 @@ strings.formatBalanceWithoutSuffix = (balance, fromUnit, toUnit) => {
     return balance;
   }
   if (balance !== 0) {
-    if (fromUnit === BitcoinUnit.LOCAL_CURRENCY || toUnit === BitcoinUnit.LOCAL_CURRENCY) {
-      BTCUnits.setFiat(BitcoinUnit.LOCAL_CURRENCY, 3600);
+    if (fromUnit === BitcoinUnit.LOCAL_CURRENCY) {
+      return BTCUnits(balance, BitcoinUnit.SATS)
+        .to(BitcoinUnit.SATS)
+        .toString();
     }
     if (toUnit === BitcoinUnit.BTC || toUnit === undefined) {
       return BTCUnits(balance, fromUnit)

screen/wallets/scanQrWif.js

@@ -4,7 +4,7 @@ import { ActivityIndicator, Image, View, TouchableOpacity } from 'react-native';
 import { BlueText, SafeBlueArea, BlueButton } from '../../BlueComponents';
 import Camera from 'react-native-camera';
 import Permissions from 'react-native-permissions';
-import {SegwitP2SHWallet, LegacyWallet, WatchOnlyWallet, HDLegacyP2PKHWallet} from '../../class';
+import { SegwitP2SHWallet, LegacyWallet, WatchOnlyWallet, HDLegacyP2PKHWallet } from '../../class';
 import PropTypes from 'prop-types';
 import { HDSegwitP2SHWallet } from '../../class/hd-segwit-p2sh-wallet';
 import { LightningCustodianWallet } from '../../class/lightning-custodian-wallet';

screen/wallets/transactions.js

@@ -183,13 +183,13 @@ export default class WalletTransactions extends Component {
       walletPreviousPreferredUnit = BitcoinUnit.SATS;
     } else if (walletPreviousPreferredUnit === BitcoinUnit.LOCAL_CURRENCY) {
       wallet.preferredBalanceUnit = BitcoinUnit.BTC;
-      walletPreviousPreferredUnit = BitcoinUnit.LOCAL_CURRENCY;
+      walletPreviousPreferredUnit = BitcoinUnit.BTC;
     } else {
       wallet.preferredBalanceUnit = BitcoinUnit.BTC;
       walletPreviousPreferredUnit = BitcoinUnit.BTC;
     }
 
-    this.setState({ wallet: wallet, walletPreviousPreferredUnit: walletPreviousPreferredUnit });
+    this.setState({ wallet: wallet, walletPreviousPreferredUnit: walletPreviousPreferredUnit }, () => BlueApp.saveToDisk());
   }
 
   renderWalletHeader = () => {