diff --git a/app/build.gradle b/app/build.gradle
index ed1679cd..a95c9e55 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -11,7 +11,7 @@ android {
 
     defaultConfig {
         applicationId "ani.dantotsu"
-        minSdk 23
+        minSdk 21
         targetSdk 34
         versionCode((System.currentTimeMillis() / 60000).toInteger())
         versionName "2.2.0"
diff --git a/app/src/main/java/ani/dantotsu/Functions.kt b/app/src/main/java/ani/dantotsu/Functions.kt
index 65858cb5..7581cccb 100644
--- a/app/src/main/java/ani/dantotsu/Functions.kt
+++ b/app/src/main/java/ani/dantotsu/Functions.kt
@@ -244,21 +244,35 @@ fun isOnline(context: Context): Boolean {
     val connectivityManager =
         context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
     return tryWith {
-        val cap = connectivityManager.getNetworkCapabilities(connectivityManager.activeNetwork)
-        return@tryWith if (cap != null) {
-            when {
-                cap.hasTransport(TRANSPORT_BLUETOOTH) ||
-                        cap.hasTransport(TRANSPORT_CELLULAR) ||
-                        cap.hasTransport(TRANSPORT_ETHERNET) ||
-                        cap.hasTransport(TRANSPORT_LOWPAN) ||
-                        cap.hasTransport(TRANSPORT_USB) ||
-                        cap.hasTransport(TRANSPORT_VPN) ||
-                        cap.hasTransport(TRANSPORT_WIFI) ||
-                        cap.hasTransport(TRANSPORT_WIFI_AWARE) -> true
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            val cap = connectivityManager.getNetworkCapabilities(connectivityManager.activeNetwork)
+            return@tryWith if (cap != null) {
+                when {
+                    cap.hasTransport(TRANSPORT_BLUETOOTH) ||
+                            cap.hasTransport(TRANSPORT_CELLULAR) ||
+                            cap.hasTransport(TRANSPORT_ETHERNET) ||
+                            cap.hasTransport(TRANSPORT_LOWPAN) ||
+                            cap.hasTransport(TRANSPORT_USB) ||
+                            cap.hasTransport(TRANSPORT_VPN) ||
+                            cap.hasTransport(TRANSPORT_WIFI) ||
+                            cap.hasTransport(TRANSPORT_WIFI_AWARE) -> true
 
-                else -> false
-            }
-        } else false
+                    else -> false
+                }
+            } else false
+        } else {
+            @Suppress("DEPRECATION")
+            return@tryWith connectivityManager.activeNetworkInfo?.run {
+                type == ConnectivityManager.TYPE_BLUETOOTH ||
+                        type == ConnectivityManager.TYPE_ETHERNET ||
+                        type == ConnectivityManager.TYPE_MOBILE ||
+                        type == ConnectivityManager.TYPE_MOBILE_DUN ||
+                        type == ConnectivityManager.TYPE_MOBILE_HIPRI ||
+                        type == ConnectivityManager.TYPE_WIFI ||
+                        type == ConnectivityManager.TYPE_WIMAX ||
+                        type == ConnectivityManager.TYPE_VPN
+            } ?: false
+        }
     } ?: false
 }
 
diff --git a/app/src/main/java/ani/dantotsu/MainActivity.kt b/app/src/main/java/ani/dantotsu/MainActivity.kt
index 4268aac0..f5b235ce 100644
--- a/app/src/main/java/ani/dantotsu/MainActivity.kt
+++ b/app/src/main/java/ani/dantotsu/MainActivity.kt
@@ -214,7 +214,7 @@ class MainActivity : AppCompatActivity() {
 
         binding.root.doOnAttach {
             initActivity(this)
-            window.navigationBarColor = getColor(android.R.color.transparent)
+            window.navigationBarColor = ContextCompat.getColor(this, android.R.color.transparent)
             selectedOption = if (fragment != null) {
                 when (fragment) {
                     AnimeFragment::class.java.name -> 0
@@ -381,7 +381,7 @@ class MainActivity : AppCompatActivity() {
 
     override fun onRestart() {
         super.onRestart()
-        window.navigationBarColor = getColor(android.R.color.transparent)
+        window.navigationBarColor = ContextCompat.getColor(this, android.R.color.transparent)
     }
 
     private val Int.toPx get() = TypedValue.applyDimension(
diff --git a/app/src/main/java/ani/dantotsu/media/novel/NovelResponseAdapter.kt b/app/src/main/java/ani/dantotsu/media/novel/NovelResponseAdapter.kt
index 9cbffc50..8da7c35b 100644
--- a/app/src/main/java/ani/dantotsu/media/novel/NovelResponseAdapter.kt
+++ b/app/src/main/java/ani/dantotsu/media/novel/NovelResponseAdapter.kt
@@ -5,6 +5,7 @@ import android.util.TypedValue
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.core.content.ContextCompat
 import androidx.recyclerview.widget.RecyclerView
 import ani.dantotsu.R
 import ani.dantotsu.databinding.ItemNovelResponseBinding
@@ -59,11 +60,11 @@ class NovelResponseAdapter(
             }
         if (binding.itemEpisodeFiller.text.contains("Downloading")) {
             binding.itemEpisodeFiller.setTextColor(
-                fragment.requireContext().getColor(android.R.color.holo_blue_light)
+                ContextCompat.getColor(fragment.requireContext(), android.R.color.holo_blue_light)
             )
         } else if (binding.itemEpisodeFiller.text.contains("Downloaded")) {
             binding.itemEpisodeFiller.setTextColor(
-                fragment.requireContext().getColor(android.R.color.holo_green_light)
+                ContextCompat.getColor(fragment.requireContext(), android.R.color.holo_green_light)
             )
         } else {
             binding.itemEpisodeFiller.setTextColor(color)
diff --git a/app/src/main/java/ani/dantotsu/profile/ProfileFragment.kt b/app/src/main/java/ani/dantotsu/profile/ProfileFragment.kt
index 103e93a0..d00aa47d 100644
--- a/app/src/main/java/ani/dantotsu/profile/ProfileFragment.kt
+++ b/app/src/main/java/ani/dantotsu/profile/ProfileFragment.kt
@@ -65,7 +65,7 @@ class ProfileFragment : Fragment() {
         binding.profileUserBio.setInitialScale(1)
         val styledHtml = getFullAniHTML(
             user.about ?: "",
-            activity.getColor(R.color.bg_opp)
+            ContextCompat.getColor(activity, R.color.bg_opp)
         )
         binding.profileUserBio.loadDataWithBaseURL(
             null,