How to downgrade Android Pie 9 to Oreo 8.0 8.1.0 Samsung Galaxy A6 Plus J4 Plus A7 A9 J6 A8 Plus

IMPORTANT !!!! READ THIS FIRST !!! Back up your important data before downgrade!!! This video will show you how to downgrade Android 9 Pie to Android 8.0/8.1.0 Oreo. If your phone has firmware build A530FXXS5CSE1, A530FXXU5CSE3, A530FXXS5CSE4, A530FXXS6CSEB, A530WVLS5CSE1, A605GDXU4BSE1 or higher you CANNOT downgrade https://simunlockremote.com/ Check you model number and firmware build inside your phone so you can download correct firmware for downgrade. (Go to Settings-About phone-Software information) Here you can see a list of example firmware that can be used for downgrade to 8.0 for each model: A530F 8.0 A530FXXS4BSA8_A530FOLM4BRL8_THL (Asia) A530FXXS4BSA8_A530FOXM4BRL8_SEE (Europe) A530FXXS4BSB1_A530FOJM4BSB1_XSG (UAE) A530W 8.0 A530WVLS4BSB1_A530WOYV4BSB1_XAC (Canada) A600F 8.0 A600FJXU3ARL2_A600FOJM3ARL2_XSG (UAE) A600FN 8.0 A600FNXXU3ARK1_A600FNOXM3ARK1_XEO (Europe) A600G 8.0 A600GDXU4ASB3_A600GOLM4ASB3_XME (Asia) A600GDXS4ASC1_A600GODM4ASC1_INS (India) A600GN 8.0 A600GNUBS3ARJ1_A600GNOWO3ARJ2_TPA (South America) A605F 8.0 A605FJXU3ARI2_A605FOJM3ARI2_XSG (UAE) A605FN 8.0 A605FNXXU3ARK2_A605FNOXM3ARK2_SEE (Europe) A605FNPUU3ARL3_A605FNSER3ARL3_SER (Russia) A605G 8.0 A605GDXU3ARJ1_A605GODM3ARJ2_INS (India) A605GDXU3ARK2_A605GOLM3ARK2_XXV (Asia) A605GN 8.0 A605GNUBS3ARJ1_A605GNOWA3ARJ1_TCE (South America) A730F 8.0 A730FXXS4BSA8_A730FOXM4BRK3_TTT (South America) A750F 8.0 A750FXXU1ARK7_A750FOJM1ARK5_KSA (Saudi Arabia) A750FXXU1ARK8_A750FODM1ARK9_INS (India) A750FN 8.0 A750FNXXU1ARL3_A750FNOXM1ARL3_XEF (Europe) A750G 8.0 A750GUBS2ASD1_A750GOWA2ASD1_CDR (South America) A750GN 8.0 A750GNDXU2ASB4_A750GNOLM2ASB4_XTC (Asia) A920F 8.0 A920FXXU1ARK9_A920FOXM1ARK9_BTU (Europe) J400F 8.0 J400FXXS3ASD5_J400FOLE3ASD1_XID (Indonesia) J400FXXS3ASD5_J400FOLM3ASD1_XME (Malaysia) J400G 8.0 J400GDXS3ASD1_J400GOLO3ASD1_XNZ (New Zealand) J400M 8.0 J400MUBS3ASD3_J400MOWO3ASD3_BVO (South America) J415F 8.1.0 J415FXXU2ASC1_J415FOLM2ASC1_XME (Asia) J415FXXU2ASC2_J415FOJM2ASC2_KSA (Saudi Arabia) J415FN 8.1.0 J415FNXXU2ASC1_J415FNOXM2ASC1_NEE (Europe) J415G 8.1.0 J415GUBS2ASD3_J415GOWO2ASD3_ARO (South America) J415GN 8.1.0 J415GNDXU2ASD3_J415GNOLO2ASD1_XTC (Asia) J600F 8.0 J600FXXU3ARH2_J600FOEM3ARH2_CAU (Caucasus Countries) J600FXXU3ARJ2_J600FOJM3ARJ2_KSA (Saudi Arabia) J600FN 8.0 J600FNXXU3ARK3_J600FNOXM3ARJ3_SEE (Europe) J600G 8.0 J600GUBU3ARH3_J600GOWO3ARH3_TPA (South America) J600GDXU3ARK1_J600GOLM3ARK1_THL (Asia) J610F 8.1.0 J610FXXU1ARK5_J610FOJM1ARK3_XSG (UAE) J610FXXU1ARK5_J610FOLM1ARK5_XME (Asia) J610FXXU1ARK5_J610FODM1ARK5_INS (India) J610FN 8.1.0 J610FNXXU1ASA2_J610FNOXM1ASA2_BTU (Europe) J610G 8.1.0 J610GUBU1ARK5_J610GOWO1ARK2_BVO (South America) J610GUBU1ARK6_J610GOLO1ARK6_XTC (Philippines) J810F 8.0 J810FJXS3ASC2_J810FOJM3ASC2_XSG (UAE)

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