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Official downgrade package from oxygen to hydrogen os

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By ehsanuetian, Member on 2nd February 2020, 07:25 AM
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Copied from oneplusbbs

This downgrade package is a universal downgrade package
1. This downgrade package can be used if you want to downgrade from oxygen to hydrogen.
2. If you want to downgrade from the official Android Q back to Android P, you can use this downgrade package.

Note:
All data will be erased! !! !!
Come on, make a backup.

Steps:
1. Download the downgrade package.
2. Put in the root directory
3. Upgrade locally.

Download address:

http://download.h2os.com/Rollback/fu...90416_2308.zip

This ROM is the official designated downgrade package.
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2nd February 2020, 08:11 PM |#2  
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is this compatible with Tmobile OP7 Pro GM1915?
3rd February 2020, 12:00 AM |#3  
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Quote:
Originally Posted by iceman1977

is this compatible with Tmobile OP7 Pro GM1915?

It should be if you're on international firmware. If not, Hyatt use msm

---------- Post added at 12:00 AM ---------- Previous post was at 12:00 AM ----------

Quote:
Originally Posted by iceman1977

is this compatible with Tmobile OP7 Pro GM1915?

TMobile stock firmware doesn't allow local upgrades
3rd February 2020, 05:19 AM |#4  
Senior Member
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Quote:
Originally Posted by ehsanuetian

Copied from oneplusbbs

This downgrade package is a universal downgrade package
1. This downgrade package can be used if you want to downgrade from oxygen to hydrogen.
2. If you want to downgrade from the official Android Q back to Android P, you can use this downgrade package.

Note:
All data will be erased! !! !!
Come on, make a backup.

Steps:
1. Download the downgrade package.
2. Put in the root directory
3. Upgrade locally.

Download address:

http://download.h2os.com/Rollback/fu...90416_2308.zip

This ROM is the official designated downgrade package.

Any benefit from oxygen os to hydrogen os downgrade
3rd February 2020, 09:58 AM |#5  
Quote:
Originally Posted by paramparmatma

Any benefit from oxygen os to hydrogen os downgrade

Yes if you want to get rid of google + bloat ware. Moreover hydrogen os is more speedy, I think. And you may shift to Oxygen OS anytime if hydrogen os doesn't suit you.
6th February 2020, 10:13 AM |#6  
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guys i want to try the h2o beta rom where i can download..help now 10.3.0
6th February 2020, 09:46 PM |#7  
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new jersey
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How is the battery life after down grading.
7th February 2020, 02:20 AM |#9  
Quote:
Originally Posted by mholloway

How is the battery life after down grading.

Battery life is good. The star feature is built-in call recorder which can record calls automatically
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7th February 2020, 02:23 AM |#10  
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Quote:
Originally Posted by ehsanuetian

http://download.h2os.com/OnePlus7Pro...5ff36345a7.zip


thanks a question and based on chinese rom? languages are english and chinese?
7th February 2020, 03:52 AM |#11  
Quote:
Originally Posted by Tekkamen77

thanks a question and based on Chinese ROM? languages are English and Chinese?

You can change the language to English United States while setting up initially or in settings after wards
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