Download Oppo F1s flash file from the link here, and learn how to flash the update package from stock recovery, in few simple steps.
If you notice that any of the links provided below is broken or doesn’t work, please post in comments section so we fix and update it ASAP.
Oppo F1s was came out of box with Android 5.0 Lollipop andtoday the company decided to give some fresh air to Oppo F1s customers by updating the firmware to Marshmallow on Oppo F1s. As we know, every OEM manufacturer are busy updating Android 7.0 Nougat for their device, Oppo has stuck with Marshmallow build. In order to download the firmware Android 8.0 Oreo, 7.1 Nougat, 6.0 Marshmallow, Android 5.1 Lollipop Oppo F1s to read the article in full – this is important. Install the latest available version of Android, you’ll be surprised appeared opportunities. Home Android Oppo F1s Nougat 7.1 version installation flash android 7.1 nougat install. Android Oppo F1s Nougat 7.1 version installation flash android 7.1 nougat install on Oppo F1s.
Download Options

| File Name | A1601EX_11_OTA_038_all _201903281937.zip |
| Size | 1.4 GB |
| Build | A1601EX_11.A.38_20190328 |
| Firmware | Download |
| File Name | A1601EX_11_OTA_027_ all_201701110933_local.zip |
| Size | 1.40 GB |
| Firmware | Download |

How to flash Oppo F1s update
Once you have downloaded the stock rom update from above link, follow the instructions below to install:
Android 7.0 Download For Oppo F1s
- Copy the update.zip package to your phone’s storage
- Reboot the phone in recovery mode
- Select Install from SD as shown below
Android 7.0 Update Download For Oppo F1s
- Select the exact drive where you copied the firmware to (internal / external sdcard)
- Choose the update.zip file
- Confirm
- Flash, and wait for the process to complete
- Done.