Updated on 2026-08-14

app/src/main/java/com/tangem/tap/domain/TangemSdkManager.kt

@@ -256,7 +256,7 @@ class TangemSdkManager(private val tangemSdk: TangemSdk, private val context: Co
             allowUntrustedCards = true,
             filter = CardFilter(
                 allowedCardTypes = FirmwareVersion.FirmwareType.values().toList(),
-                maxFirmwareVersion = FirmwareVersion(major = 4, minor = 52),
+                maxFirmwareVersion = FirmwareVersion(major = 6, minor = 21),
             ),
         )
     }

app/src/main/java/com/tangem/tap/domain/TapErrors.kt

@@ -64,7 +64,7 @@ sealed class TapSdkError(override val messageResId: Int?) : TangemError(code = 5
     override var customMessage: String = code.toString()
 
     object CardForDifferentApp : TapSdkError(R.string.alert_unsupported_card)
-    object CardNotSupportedByRelease : TapSdkError(R.string.error_update_app)
+    object CardNotSupportedByRelease : TapSdkError(R.string.error_wrong_card_type)
 }
 
 fun TapErrors.assembleErrors(): MutableList<Pair<Int, List<Any>?>> {

app/src/main/java/com/tangem/tap/domain/scanCard/LegacyScanProcessor.kt

@@ -9,6 +9,7 @@ import com.tangem.core.analytics.Analytics
 import com.tangem.core.analytics.AnalyticsEvent
 import com.tangem.core.navigation.AppScreen
 import com.tangem.core.navigation.NavigationAction
+import com.tangem.domain.common.TapWorkarounds.canSkipBackup
 import com.tangem.domain.common.extensions.withMainContext
 import com.tangem.domain.common.util.twinsIsTwinned
 import com.tangem.domain.models.scan.ScanResponse
@@ -153,7 +154,13 @@ internal object LegacyScanProcessor {
         if (OnboardingHelper.isOnboardingCase(scanResponse)) {
             Analytics.addContext(scanResponse)
             onWalletNotCreated()
-            store.dispatchOnMain(GlobalAction.Onboarding.Start(scanResponse, canSkipBackup = true))
+            // must check skip backup using card canSkipBackup
+            store.dispatchOnMain(
+                GlobalAction.Onboarding.Start(
+                    scanResponse = scanResponse,
+                    canSkipBackup = scanResponse.card.canSkipBackup,
+                ),
+            )
             val appScreen = OnboardingHelper.whereToNavigate(scanResponse)
             navigateTo(appScreen) { onProgressStateChange(it) }
         } else {

app/src/main/java/com/tangem/tap/domain/scanCard/chains/CheckForOnboardingChain.kt

@@ -7,6 +7,7 @@ import com.tangem.core.analytics.Analytics
 import com.tangem.core.navigation.AppScreen
 import com.tangem.data.source.preferences.PreferencesDataSource
 import com.tangem.domain.card.ScanCardException
+import com.tangem.domain.common.TapWorkarounds.canSkipBackup
 import com.tangem.domain.common.util.twinsIsTwinned
 import com.tangem.domain.core.chain.Chain
 import com.tangem.domain.models.scan.ScanResponse
@@ -50,7 +51,13 @@ class CheckForOnboardingChain(
         return when {
             OnboardingHelper.isOnboardingCase(previousChainResult) -> {
                 Analytics.addContext(previousChainResult)
-                store.dispatchOnMain(GlobalAction.Onboarding.Start(previousChainResult, canSkipBackup = true))
+                // must check skip backup using card canSkipBackup
+                store.dispatchOnMain(
+                    GlobalAction.Onboarding.Start(
+                        scanResponse = previousChainResult,
+                        canSkipBackup = previousChainResult.card.canSkipBackup,
+                    ),
+                )
                 val appScreen = OnboardingHelper.whereToNavigate(previousChainResult)
                 ScanChainException.OnboardingNeeded(appScreen).left()
             }

app/src/main/java/com/tangem/tap/domain/tasks/product/ScanProductTask.kt

@@ -51,7 +51,7 @@ class ScanProductTask(
         }
         val cardDto = CardDTO(card)
 
-        val error = getErrorIfExcludedCard(cardDto)
+        val error = getErrorIfExcludedCard(cardDto, card)
         if (error != null) {
             callback(CompletionResult.Failure(error))
             return
@@ -81,9 +81,11 @@ class ScanProductTask(
         }
     }
 
-    private fun getErrorIfExcludedCard(card: CardDTO): TangemError? {
-        if (card.isExcluded) return TapSdkError.CardForDifferentApp
-        if (card.isNotSupportedInThatRelease) return TapSdkError.CardNotSupportedByRelease
+    private fun getErrorIfExcludedCard(cardDto: CardDTO, card: Card): TangemError? {
+        if (cardDto.isExcluded) return TapSdkError.CardForDifferentApp
+        if (cardDto.isNotSupportedInThatRelease) return TapSdkError.CardNotSupportedByRelease
+        // todo check isImported to prevent using old app with imported wallet, remove before wallet 2.0 enabled ([REDACTED_TASK_KEY])
+        if (card.wallets.any { it.isImported }) return TapSdkError.CardNotSupportedByRelease
         return null
     }
 }

app/src/main/java/com/tangem/tap/features/onboarding/OnboardingHelper.kt

@@ -6,6 +6,7 @@ import com.tangem.common.extensions.guard
 import com.tangem.core.analytics.Analytics
 import com.tangem.core.navigation.AppScreen
 import com.tangem.core.navigation.NavigationAction
+import com.tangem.domain.common.TapWorkarounds.canSkipBackup
 import com.tangem.domain.common.util.cardTypesResolver
 import com.tangem.domain.common.util.twinsIsTwinned
 import com.tangem.domain.models.scan.ProductType
@@ -37,7 +38,10 @@ object OnboardingHelper {
                 }
             }
 
-            response.cardTypesResolver.isWallet2() -> {
+            // TODO for Shiba disabled check wallet 2, and only check canSkipBackup, enable when release wallet 2
+            //  ([REDACTED_TASK_KEY])
+            // response.cardTypesResolver.isWallet2() -> {
+            !response.card.canSkipBackup -> {
                 val emptyWallets = response.card.wallets.isEmpty()
                 val activationInProgress = cardInfoStorage.isActivationInProgress(cardId)
                 val backupNotActive = response.card.backupStatus?.isActive != true

core/res/src/main/res/values-ru/strings.xml

@@ -138,6 +138,7 @@
     <string name="disclaimer_error_loading">Проверьте подключение с интернетом или переключитесь на другую сеть</string>
     <string name="disclaimer_title">Условия использования</string>
     <string name="error_update_app">К сожалению, текущая версия приложения не готова к работе с этой картой, проверьте наличие обновлений</string>
+    <string name="error_wrong_card_type">Данное приложение не предназначено для работы с этой картой или требует обновления</string>
     <string name="error_wrong_wallet_tapped">Вы использовали карту от другого кошелька. Приложите карту, связанную с этим кошельком.</string>
     <string name="exchange_receive_view_header">Вы получаете</string>
     <string name="exchange_send_view_header">Вы отправляете</string>

core/res/src/main/res/values/strings.xml

@@ -137,6 +137,7 @@
     <string name="disclaimer_error_loading">Check your internet connection or switch to a different network</string>
     <string name="disclaimer_title">Terms of Service</string>
     <string name="error_update_app">Oops, the current version of the application is not ready to work with this card, please check for updates.</string>
+    <string name="error_wrong_card_type">This application is not designed to work with this card or needs to be updated</string>
     <string name="error_wrong_wallet_tapped">You have used a card from another wallet. Tap the card associated with this wallet</string>
     <string name="exchange_receive_view_header">You Receive</string>
     <string name="exchange_send_view_header">You Send</string>

domain/legacy/src/main/java/com/tangem/domain/common/TangemCardTypesResolver.kt

@@ -29,7 +29,8 @@ internal class TangemCardTypesResolver(
     }
 
     override fun isWallet2(): Boolean {
-        return card.firmwareVersion >= FirmwareVersion.KeysImportAvailable && card.settings.isKeysImportAllowed
+        // todo for now disabled to prevent Shiba cards using as wallet 2, enable when release wallet 2.0 ([REDACTED_TASK_KEY])
+        return false // card.firmwareVersion >= FirmwareVersion.KeysImportAvailable && card.settings.isKeysImportAllowed
     }
 
     override fun isTangemTwins(): Boolean = productType == ProductType.Twins

domain/legacy/src/main/java/com/tangem/domain/common/TapWorkarounds.kt

@@ -3,6 +3,7 @@ package com.tangem.domain.common
 import com.tangem.blockchain.common.Blockchain
 import com.tangem.blockchain.common.DerivationStyle
 import com.tangem.common.card.Card
+import com.tangem.common.card.FirmwareVersion
 import com.tangem.domain.models.scan.CardDTO
 import java.util.*
 
@@ -23,6 +24,10 @@ object TapWorkarounds {
     val CardDTO.isTestCard: Boolean
         get() = batchId == TEST_CARD_BATCH && cardId.startsWith(TEST_CARD_ID_STARTS_WITH)
 
+    // for cards 6.21 and higher backup is not skippable
+    val CardDTO.canSkipBackup: Boolean
+        get() = this.firmwareVersion < FirmwareVersion.KeysImportAvailable
+
     val CardDTO.useOldStyleDerivation: Boolean
         get() = batchId == "AC01" || batchId == "AC02" || batchId == "CB95"
 

gradle/dependencies.toml

@@ -80,7 +80,7 @@ walletConnectWeb3 = "1.11.0"
 # region Tangem
 tangemBlockchainSdk = "release-app_4.9-286"
 #tangemBlockchainSdk = "0.0.1" # Keep it! - used for local builds
-tangemCardSdk = "release-app_4.9-274"
+tangemCardSdk = "release-app_4.9-276"
 #tangemCardSdk = "0.0.1" # Keep it! - used for local builds
 # endregion Tangem